{
 "name": "Japan vs US Stationery Price Index, October 2026",
 "publisher": "Stationery Times",
 "url": "https://stationerytimes.com/guides/us-vs-japan-stationery-prices/",
 "csv": "https://stationerytimes.com/data/japan-us-stationery-price-index-2026-10.csv",
 "license": "https://creativecommons.org/licenses/by/4.0/",
 "licenseName": "CC BY 4.0",
 "credit": "Stationery Times, Japan vs US Stationery Price Index, October 2026, https://stationerytimes.com/guides/us-vs-japan-stationery-prices/",
 "dateModified": "2026-10-24",
 "fx": {
  "jpy_per_usd": 158,
  "source": "open.er-api.com, October 20, 2026 (rounded)"
 },
 "method": "Japanese price: maker list price including 10% consumption tax. US price: lowest per-unit price among the US listings we read on October 24, 2026 (maker US store, Goulet Pens or Amazon), before US sales tax and shipping; multi-packs divided by the count. ratio = us_price_usd / (jp_price_jpy / fx_jpy_per_usd).",
 "items": 60,
 "median_ratio": 1.42,
 "min_ratio": 0.7,
 "max_ratio": 3.16,
 "rows": [
  {
   "item": "Zebra Sarasa Clip 0.5 mm",
   "brand": "Zebra",
   "category": "Gel pens",
   "jp_price_jpy": 132,
   "jp_source": "https://www.zebra.co.jp/pro/detail/sarasa-clip/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 0.83,
   "us_unit_note": "10-pen pack of black JJ15 at US$8.30",
   "us_seller": "Amazon (Liber Market, Japan import)",
   "us_source": "https://www.amazon.com/dp/B00P0PT7BS",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 0.99,
   "note": "Also checked: Zebra Pen US store: 8-pack US$15.20 (US$1.90 a pen); Amazon single US$3.99"
  },
  {
   "item": "uni-ball One 0.38 mm",
   "brand": "uni",
   "category": "Gel pens",
   "jp_price_jpy": 165,
   "jp_source": "https://www.mpuni.co.jp/products/ballpoint_pens/gel/uniball_one/one/umns.html",
   "jp_checked": "2026-10-24",
   "us_price_usd": 1.1,
   "us_unit_note": "8-color set UMN-S-38 at US$8.80",
   "us_seller": "Amazon (GS-JAPAN, Japan import)",
   "us_source": "https://www.amazon.com/dp/B0851Y8TJL",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.05,
   "note": "Also checked: uni US store (unibrands.co): single 0.38 mm US$1.69"
  },
  {
   "item": "Pilot FriXion Synergy Clicker 0.5 mm",
   "brand": "Pilot",
   "category": "Gel pens",
   "jp_price_jpy": 275,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100003475",
   "jp_checked": "2026-10-24",
   "us_price_usd": 1.86,
   "us_unit_note": "5-pen black pack at US$9.29",
   "us_seller": "Amazon.com",
   "us_source": "https://www.amazon.com/dp/B0B2FB5W4S",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.07,
   "note": "Sold in Japan as the FriXion Synergy Knock 05 (LFSK-15)"
  },
  {
   "item": "Pilot Hi-Tec-C 0.3 mm",
   "brand": "Pilot",
   "category": "Gel pens",
   "jp_price_jpy": 220,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100000889",
   "jp_checked": "2026-10-24",
   "us_price_usd": 1.54,
   "us_unit_note": "5-pen black LH-20C3 set at US$7.69",
   "us_seller": "Amazon (Sky Compass, Japan import)",
   "us_source": "https://www.amazon.com/dp/B06Y3QXBC2",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.11,
   "note": "Also checked: Amazon single black LH-20C3-B US$6.99"
  },
  {
   "item": "Pentel Hybrid Gel Roller K105 0.5 mm",
   "brand": "Pentel",
   "category": "Gel pens",
   "jp_price_jpy": 132,
   "jp_source": "https://www.pentel.co.jp/products/ballpointpen/hybrid/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 1.2,
   "us_unit_note": "10-pen black K105-GA box at US$11.99",
   "us_seller": "Amazon (Fun Fun Hobby Japan, Japan import)",
   "us_source": "https://www.amazon.com/dp/B000THNCI6",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.44,
   "note": ""
  },
  {
   "item": "uni-ball Signo DX UM-151 0.38 mm",
   "brand": "uni",
   "category": "Gel pens",
   "jp_price_jpy": 165,
   "jp_source": "https://www.mpuni.co.jp/products/ballpoint_pens/gel/signo/signo/um_151.html",
   "jp_checked": "2026-10-24",
   "us_price_usd": 1.53,
   "us_unit_note": "10-pen black set at US$15.28",
   "us_seller": "Amazon (Thunder Japan, Japan import)",
   "us_source": "https://www.amazon.com/dp/B0055QGYTA",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.47,
   "note": "Also checked: Amazon 3-pack US$6.80; 2-pack US$5.99"
  },
  {
   "item": "Zebra Sarasa Nano 0.3 mm",
   "brand": "Zebra",
   "category": "Gel pens",
   "jp_price_jpy": 220,
   "jp_source": "https://www.zebra.co.jp/pro/detail/sarasaclip/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 2.24,
   "us_unit_note": "3-pen pack of black JJH72 at US$6.72",
   "us_seller": "Amazon (Distribution Network, Japan import)",
   "us_source": "https://www.amazon.com/dp/B0B4CWDSCF",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.61,
   "note": ""
  },
  {
   "item": "Pilot Juice 0.5 mm",
   "brand": "Pilot",
   "category": "Gel pens",
   "jp_price_jpy": 132,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100000989",
   "jp_checked": "2026-10-24",
   "us_price_usd": 1.4,
   "us_unit_note": "5-pen coffee brown LJU-10EF set at US$6.99",
   "us_seller": "Amazon (INTER SERV., Japan import)",
   "us_source": "https://www.amazon.com/dp/B00R9KXHD6",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.68,
   "note": "Also checked: Amazon single black LJU-10EF-B US$4.90"
  },
  {
   "item": "Pentel EnerGel RTX 0.7 mm",
   "brand": "Pentel",
   "category": "Gel pens",
   "jp_price_jpy": 275,
   "jp_source": "https://www.pentel.co.jp/products/ballpointpen/energel/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 3.25,
   "us_unit_note": "single BL77-A at US$3.25",
   "us_seller": "Pentel of America store",
   "us_source": "https://www.pentel.com/products/energel-rtx-gel-pen",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.87,
   "note": "Japan price applies from October 1, 2026; Also checked: Pentel of America: 2-pack US$6.10"
  },
  {
   "item": "MUJI Gel Ink Pen, cap type, 0.38 mm",
   "brand": "MUJI",
   "category": "Gel pens",
   "jp_price_jpy": 120,
   "jp_source": "https://www.muji.com/jp/feature/pen/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 2.4,
   "us_unit_note": "single black at US$2.40",
   "us_seller": "MUJI USA",
   "us_source": "https://www.muji.us/products/gel-ink-cap-type-pen-0-38mm",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 3.16,
   "note": ""
  },
  {
   "item": "uni Jetstream Edge 0.28 mm",
   "brand": "uni",
   "category": "Ballpoint and rollerball pens",
   "jp_price_jpy": 1100,
   "jp_source": "https://www.mpuni.co.jp/products/ballpoint_pens/jetstream/jetstream_edge/edge/sxn_1003_28.html",
   "jp_checked": "2026-10-24",
   "us_price_usd": 8.08,
   "us_unit_note": "single navy SXN-1003-28 at US$8.08",
   "us_seller": "Amazon (Close By JP, Japan import)",
   "us_source": "https://www.amazon.com/dp/B082ZXW98M",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.16,
   "note": "Also checked: uni US store: black 0.28 mm US$15.99"
  },
  {
   "item": "uni Jetstream 4&1 0.5 mm",
   "brand": "uni",
   "category": "Ballpoint and rollerball pens",
   "jp_price_jpy": 1100,
   "jp_source": "https://www.mpuni.co.jp/products/ballpoint_pens/jetstream/jetstream2/4_1/msxe5_1000.html",
   "jp_checked": "2026-10-24",
   "us_price_usd": 8.69,
   "us_unit_note": "single MSXE5-1000-05 at US$8.69",
   "us_seller": "Amazon (Fun Fun Hobby Japan, Japan import)",
   "us_source": "https://www.amazon.com/dp/B081W4QD67",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.25,
   "note": "Also checked: uni US store: boxed gift set US$19.99"
  },
  {
   "item": "uni-ball ZENTO Standard 0.7 mm",
   "brand": "uni",
   "category": "Ballpoint and rollerball pens",
   "jp_price_jpy": 275,
   "jp_source": "https://www.mpuni.co.jp/products/ballpoint_pens/roller/zento/ubnzsc/ubnzsc.html",
   "jp_checked": "2026-10-24",
   "us_price_usd": 2.19,
   "us_unit_note": "single, fashion barrel colors, at US$2.19",
   "us_seller": "uni US store (unibrands.co)",
   "us_source": "https://www.unibrands.co/products/uniball™-zento-0-7mm-liquid-gel-ink-retractable-pens-fashion-barrel-colors",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.26,
   "note": ""
  },
  {
   "item": "Tombow AirPress 0.7 mm",
   "brand": "Tombow",
   "category": "Ballpoint and rollerball pens",
   "jp_price_jpy": 770,
   "jp_source": "https://www.tombow.com/products/airpress/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 6.83,
   "us_unit_note": "single full black at US$6.83",
   "us_seller": "Amazon (Sun Shine Port, Japan import)",
   "us_source": "https://www.amazon.com/dp/B0047Z24IU",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.4,
   "note": "Also checked: Tombow USA store: US$13.04"
  },
  {
   "item": "uni-ball Vision Elite 0.5 mm",
   "brand": "uni",
   "category": "Ballpoint and rollerball pens",
   "jp_price_jpy": 220,
   "jp_source": "https://www.mpuni.co.jp/products/ballpoint_pens/roller/vision_elite/cap/ub_200_05.html",
   "jp_checked": "2026-10-24",
   "us_price_usd": 2.17,
   "us_unit_note": "6-pen black pack at US$12.99",
   "us_seller": "Amazon (JA Wholesale)",
   "us_source": "https://www.amazon.com/dp/B0GK2Q8XKM",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.56,
   "note": "Also checked: uni US store: single US$3.09"
  },
  {
   "item": "Pilot Falcon (Elabo)",
   "brand": "Pilot",
   "category": "Fountain pens",
   "jp_price_jpy": 47300,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100000193",
   "jp_checked": "2026-10-24",
   "us_price_usd": 210.0,
   "us_unit_note": "single black Elabo, soft extra-fine, at US$210.00",
   "us_seller": "Amazon (AJ-Base, Japan import)",
   "us_source": "https://www.amazon.com/dp/B005AC16G0",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 0.7,
   "note": "Also checked: Goulet Pens: US$224.00"
  },
  {
   "item": "Pilot E95S",
   "brand": "Pilot",
   "category": "Fountain pens",
   "jp_price_jpy": 33000,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100000203",
   "jp_checked": "2026-10-24",
   "us_price_usd": 155.0,
   "us_unit_note": "single black, medium nib, at US$155.00",
   "us_seller": "Amazon (OSTFAM, Japan import)",
   "us_source": "https://www.amazon.com/dp/B00DIUDGJG",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 0.74,
   "note": "Also checked: Goulet Pens: US$176.00"
  },
  {
   "item": "Pilot Custom Heritage 92",
   "brand": "Pilot",
   "category": "Fountain pens",
   "jp_price_jpy": 44000,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100000244",
   "jp_checked": "2026-10-24",
   "us_price_usd": 205.99,
   "us_unit_note": "single clear, fine, at US$205.99",
   "us_seller": "Amazon (japan mania lab, Japan import)",
   "us_source": "https://www.amazon.com/dp/B0046L6L4S",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 0.74,
   "note": "Also checked: Goulet Pens: US$264.00"
  },
  {
   "item": "Pilot Vanishing Point (Capless)",
   "brand": "Pilot",
   "category": "Fountain pens",
   "jp_price_jpy": 33000,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100000118",
   "jp_checked": "2026-10-24",
   "us_price_usd": 176.0,
   "us_unit_note": "single matte black 60580, fine, at US$176.00",
   "us_seller": "Amazon (KART IT)",
   "us_source": "https://www.amazon.com/dp/B005WPTTG4",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 0.84,
   "note": "Also checked: Goulet Pens: US$192.00"
  },
  {
   "item": "Pilot Custom 743",
   "brand": "Pilot",
   "category": "Fountain pens",
   "jp_price_jpy": 60500,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100000346",
   "jp_checked": "2026-10-24",
   "us_price_usd": 329.98,
   "us_unit_note": "single black, broad nib, at US$329.98",
   "us_seller": "Amazon (StoreU, Japan import)",
   "us_source": "https://www.amazon.com/dp/B001AX5SMG",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 0.86,
   "note": "Also checked: Goulet Pens: US$392.00"
  },
  {
   "item": "Pilot Custom 74",
   "brand": "Pilot",
   "category": "Fountain pens",
   "jp_price_jpy": 38500,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100000223",
   "jp_checked": "2026-10-24",
   "us_price_usd": 216.0,
   "us_unit_note": "single Smoke at US$216.00",
   "us_seller": "Goulet Pens",
   "us_source": "https://www.gouletpens.com/products/pilot-custom-74-fountain-pen-smoke",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 0.89,
   "note": "US colors are mostly demonstrators; the Japanese price is for black resin; Also checked: Amazon blue barrel 60695 US$216.00"
  },
  {
   "item": "Pilot Custom 823",
   "brand": "Pilot",
   "category": "Fountain pens",
   "jp_price_jpy": 66000,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100000361",
   "jp_checked": "2026-10-24",
   "us_price_usd": 416.0,
   "us_unit_note": "single clear at US$416.00",
   "us_seller": "Goulet Pens",
   "us_source": "https://www.gouletpens.com/products/pilot-custom-823-fountain-pen-clear",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.0,
   "note": ""
  },
  {
   "item": "Platinum Curidas",
   "brand": "Platinum",
   "category": "Fountain pens",
   "jp_price_jpy": 7700,
   "jp_source": "https://www.platinum-pen.co.jp/products/fountain-pen/7848/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 52.99,
   "us_unit_note": "single Urban Green PKN-7000, EF, at US$52.99",
   "us_seller": "Amazon (TANAKA Stationery & Tools, Japan import)",
   "us_source": "https://www.amazon.com/dp/B08444D2GV",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.09,
   "note": ""
  },
  {
   "item": "Pilot Prera",
   "brand": "Pilot",
   "category": "Fountain pens",
   "jp_price_jpy": 4180,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100004707",
   "jp_checked": "2026-10-24",
   "us_price_usd": 29.78,
   "us_unit_note": "single transparent black P-FPR-1, fine, at US$29.78",
   "us_seller": "Amazon (UJC Mart Japan, Japan import)",
   "us_source": "https://www.amazon.com/dp/B0DZ638RBS",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.13,
   "note": "Also checked: Goulet Pens: US$67.20"
  },
  {
   "item": "Platinum Plaisir",
   "brand": "Platinum",
   "category": "Fountain pens",
   "jp_price_jpy": 1980,
   "jp_source": "https://www.platinum-pen.co.jp/products/fountain-pen/2225/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 14.54,
   "us_unit_note": "single black PGB-1000, fine, at US$14.54",
   "us_seller": "Amazon (TANAKA Stationery & Tools, Japan import)",
   "us_source": "https://www.amazon.com/dp/B003PRGOY6",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.16,
   "note": "Also checked: Goulet Pens: US$17.60"
  },
  {
   "item": "Pilot Kakuno",
   "brand": "Pilot",
   "category": "Fountain pens",
   "jp_price_jpy": 1100,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100000304",
   "jp_checked": "2026-10-24",
   "us_price_usd": 8.74,
   "us_unit_note": "single, white/soft blue, fine nib, at US$8.74",
   "us_seller": "Amazon (OSTFAM, Japan import)",
   "us_source": "https://www.amazon.com/dp/B00IOOOBU4",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.26,
   "note": "Also checked: Goulet Pens: US$15.00 (clear and translucent) or US$20.00"
  },
  {
   "item": "Sailor Profit Casual L Basis (1911 Casual L Basis)",
   "brand": "Sailor",
   "category": "Fountain pens",
   "jp_price_jpy": 16500,
   "jp_source": "https://sailor.co.jp/product/11-0822/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 140.0,
   "us_unit_note": "single, Muted Blue, 11-0822, at US$140.00",
   "us_seller": "Goulet Pens",
   "us_source": "https://www.gouletpens.com/products/sailor-1911-casual-l-basis-fountain-pen-muted-blue",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.34,
   "note": ""
  },
  {
   "item": "Platinum #3776 Century",
   "brand": "Platinum",
   "category": "Fountain pens",
   "jp_price_jpy": 44000,
   "jp_source": "https://www.platinum-pen.co.jp/products/fountain-pen/1464/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 398.4,
   "us_unit_note": "single Chartres Blue, gold trim, at US$398.40",
   "us_seller": "Goulet Pens",
   "us_source": "https://www.gouletpens.com/products/platinum-3776-century-fountain-pen-chartres-blue-gold",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.43,
   "note": ""
  },
  {
   "item": "Platinum Preppy",
   "brand": "Platinum",
   "category": "Fountain pens",
   "jp_price_jpy": 660,
   "jp_source": "https://www.platinum-pen.co.jp/products/fountain-pen/2204/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 6.57,
   "us_unit_note": "single 02 extra-fine, blue-black, at US$6.57",
   "us_seller": "Amazon (TANAKA Stationery & Tools, Japan import)",
   "us_source": "https://www.amazon.com/dp/B074TDFBVJ",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.57,
   "note": "Also checked: Goulet Pens: US$7.00"
  },
  {
   "item": "Platinum Carbon Black, 60 ml",
   "brand": "Platinum",
   "category": "Fountain pen ink",
   "jp_price_jpy": 2750,
   "jp_source": "https://www.platinum-pen.co.jp/products/ink/6848/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 19.0,
   "us_unit_note": "one 60 ml bottle at US$19.00",
   "us_seller": "Amazon (OSTFAM, Japan import)",
   "us_source": "https://www.amazon.com/dp/B0028MTSFQ",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.09,
   "note": "Also checked: Goulet Pens: US$32.00 (out of stock)"
  },
  {
   "item": "Sailor Kiwa-guro, 50 ml",
   "brand": "Sailor",
   "category": "Fountain pen ink",
   "jp_price_jpy": 2530,
   "jp_source": "https://sailor.co.jp/product/13-2002/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 18.0,
   "us_unit_note": "one 50 ml bottle at US$18.00",
   "us_seller": "Amazon (UPB JAPAN, Japan import)",
   "us_source": "https://www.amazon.com/dp/B075ZTVSCS",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.12,
   "note": "Also checked: Goulet Pens: US$28.00"
  },
  {
   "item": "Pilot Iroshizuku Kon-peki, 50 ml",
   "brand": "Pilot",
   "category": "Fountain pen ink",
   "jp_price_jpy": 2200,
   "jp_source": "https://webcatalog.pilot.co.jp/products/DispDetail.do?volumeName=00004&itemID=t000100002559",
   "jp_checked": "2026-10-24",
   "us_price_usd": 18.7,
   "us_unit_note": "one 50 ml bottle at US$18.70",
   "us_seller": "Amazon (FUN JAPAN HIROSHIMA, Japan import)",
   "us_source": "https://www.amazon.com/dp/B003MVKFRW",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.34,
   "note": "Also checked: Goulet Pens: US$25.60"
  },
  {
   "item": "Sailor Shikiori Yama-dori, 20 ml",
   "brand": "Sailor",
   "category": "Fountain pen ink",
   "jp_price_jpy": 1320,
   "jp_source": "https://sailor.co.jp/product/13-1008/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 18.0,
   "us_unit_note": "one 20 ml bottle at US$18.00",
   "us_seller": "Goulet Pens",
   "us_source": "https://www.gouletpens.com/products/sailor-shikiori-yamadori-20ml-bottled-ink",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 2.15,
   "note": ""
  },
  {
   "item": "Pentel Sharp Kerry 0.5 mm",
   "brand": "Pentel",
   "category": "Mechanical pencils",
   "jp_price_jpy": 2750,
   "jp_source": "https://www.pentel.co.jp/products/mechanicalpencil/mannencil_kerry/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 13.49,
   "us_unit_note": "single black P1035 at US$13.49",
   "us_seller": "Amazon (Zen Store)",
   "us_source": "https://www.amazon.com/dp/B0013NE3VA",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 0.78,
   "note": "Japan price applies from October 1, 2026"
  },
  {
   "item": "Pentel GraphGear 1000 0.5 mm",
   "brand": "Pentel",
   "category": "Mechanical pencils",
   "jp_price_jpy": 1650,
   "jp_source": "https://www.pentel.co.jp/products/mechanicalpencil/graphgear1000/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 8.5,
   "us_unit_note": "single PG1015 at US$8.50",
   "us_seller": "Amazon (TheWriteExpression)",
   "us_source": "https://www.amazon.com/dp/B0013NHU7O",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 0.81,
   "note": "Also checked: Pentel of America store: US$21.17"
  },
  {
   "item": "Pentel Graph 1000 for Pro 0.5 mm",
   "brand": "Pentel",
   "category": "Mechanical pencils",
   "jp_price_jpy": 1320,
   "jp_source": "https://www.pentel.co.jp/products/mechanicalpencil/graph1000/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 7.75,
   "us_unit_note": "single PG1005 at US$7.75",
   "us_seller": "Amazon (TheWriteExpression)",
   "us_source": "https://www.amazon.com/dp/B0013NFZU8",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 0.93,
   "note": ""
  },
  {
   "item": "Pentel Smash 0.5 mm",
   "brand": "Pentel",
   "category": "Mechanical pencils",
   "jp_price_jpy": 1320,
   "jp_source": "https://www.pentel.co.jp/products/mechanicalpencil/smash/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 8.85,
   "us_unit_note": "single Q1005 at US$8.85",
   "us_seller": "Amazon (Lupi Lupi)",
   "us_source": "https://www.amazon.com/dp/B0013NHU6K",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.06,
   "note": ""
  },
  {
   "item": "Pentel Orenz Nero 0.5 mm",
   "brand": "Pentel",
   "category": "Mechanical pencils",
   "jp_price_jpy": 3850,
   "jp_source": "https://www.pentel.co.jp/products/mechanicalpencil/orenznero/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 29.99,
   "us_unit_note": "single PP3005-A at US$29.99",
   "us_seller": "Pentel of America store",
   "us_source": "https://www.pentel.com/products/orenz-nero-mechanical-pencil-automatic-lead-advance-black-barrel",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.23,
   "note": ""
  },
  {
   "item": "Zebra DelGuard 0.5 mm",
   "brand": "Zebra",
   "category": "Mechanical pencils",
   "jp_price_jpy": 495,
   "jp_source": "https://www.zebra.co.jp/pro/detail/del_guard/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 6.0,
   "us_unit_note": "single black P-MA85 at US$6.00",
   "us_seller": "Amazon (Leadra)",
   "us_source": "https://www.amazon.com/dp/B00NN3Z4EI",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.92,
   "note": "Also checked: Zebra Pen US store: US$8.42"
  },
  {
   "item": "uni Kuru Toga Standard 0.5 mm",
   "brand": "uni",
   "category": "Mechanical pencils",
   "jp_price_jpy": 495,
   "jp_source": "https://www.mpuni.co.jp/products/mechanical_pencils/sharp_pen/kurutoga/standard/m5_650.html",
   "jp_checked": "2026-10-24",
   "us_price_usd": 6.23,
   "us_unit_note": "single black M5-450 at US$6.23",
   "us_seller": "Amazon (saitaniya, Japan import)",
   "us_source": "https://www.amazon.com/dp/B002CKJ2K0",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.99,
   "note": "Also checked: uni US store: US$7.09"
  },
  {
   "item": "Tombow MONO Graph 0.5 mm",
   "brand": "Tombow",
   "category": "Mechanical pencils",
   "jp_price_jpy": 440,
   "jp_source": "https://www.tombow.com/products/mono_graph/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 5.58,
   "us_unit_note": "single pattern body SH-MG at US$5.58",
   "us_seller": "Amazon (TANAKA Stationery & Tools, Japan import)",
   "us_source": "https://www.amazon.com/dp/B00JAYRKT6",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 2.0,
   "note": "Also checked: Tombow USA store: US$8.35"
  },
  {
   "item": "Pentel Orenz 0.5 mm",
   "brand": "Pentel",
   "category": "Mechanical pencils",
   "jp_price_jpy": 550,
   "jp_source": "https://www.pentel.co.jp/products/mechanicalpencil/orenz/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 8.56,
   "us_unit_note": "single PP505 at US$8.56",
   "us_seller": "Pentel of America store",
   "us_source": "https://www.pentel.com/products/pentel-orenz-1-click-mechanical-pencil",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 2.46,
   "note": ""
  },
  {
   "item": "uni Kuru Toga Dive 0.5 mm",
   "brand": "uni",
   "category": "Mechanical pencils",
   "jp_price_jpy": 5500,
   "jp_source": "https://www.mpuni.co.jp/products/mechanical_pencils/sharp_pen/kurutoga/standard/m5_5000.html",
   "jp_checked": "2026-10-24",
   "us_price_usd": 93.54,
   "us_unit_note": "single Abyss Blue at US$93.54",
   "us_seller": "Amazon (JAPITEM, Japan import)",
   "us_source": "https://www.amazon.com/dp/B0BY27S6YK",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 2.69,
   "note": "Also checked: uni US store: US$99.99"
  },
  {
   "item": "KOKUYO Campus Notebook B5, 30 sheets",
   "brand": "KOKUYO",
   "category": "Notebooks",
   "jp_price_jpy": 231,
   "jp_source": "https://www.kokuyo.com/stationery/category/notebook-paper/notebook/11031/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 2.0,
   "us_unit_note": "5-pack of 6 mm ruled B5, 30 sheets each, at US$9.99",
   "us_seller": "Amazon (MT Rainier Store, Japan import)",
   "us_source": "https://www.amazon.com/dp/B000I430SW",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.37,
   "note": "KOKUYO lists ¥210 before tax; ¥231 with 10% tax"
  },
  {
   "item": "Hobonichi Graph Notebook A6",
   "brand": "Hobonichi",
   "category": "Notebooks",
   "jp_price_jpy": 990,
   "jp_source": "https://www.1101.com/store/techo/ja/2027/pc/detail_toolstoys/tt_graphnote/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 9.99,
   "us_unit_note": "one A6 notebook at US$9.99",
   "us_seller": "Hobonichi English store",
   "us_source": "https://www.1101.com/store/techo/en/2027/pc/detail_toolstoys/tt_graphnote/",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.59,
   "note": ""
  },
  {
   "item": "Midori MD Notebook A5",
   "brand": "Midori",
   "category": "Notebooks",
   "jp_price_jpy": 1210,
   "jp_source": "https://md-product.com/products/md-notebook-a5",
   "jp_checked": "2026-10-24",
   "us_price_usd": 14.4,
   "us_unit_note": "one A5 notebook at US$14.40",
   "us_seller": "MD PRODUCT USA",
   "us_source": "https://md-product-usa.com/products/md-notebook-a5",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.88,
   "note": ""
  },
  {
   "item": "Midori MD Notebook Cotton A5",
   "brand": "Midori",
   "category": "Notebooks",
   "jp_price_jpy": 1650,
   "jp_source": "https://md-product.com/products/md-notebook-cotton-a5",
   "jp_checked": "2026-10-24",
   "us_price_usd": 19.6,
   "us_unit_note": "one A5 notebook at US$19.60",
   "us_seller": "MD PRODUCT USA",
   "us_source": "https://md-product-usa.com/products/md-notebook-cotton-a5",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.88,
   "note": ""
  },
  {
   "item": "Apica Premium C.D. Notebook A5",
   "brand": "Apica",
   "category": "Notebooks",
   "jp_price_jpy": 1397,
   "jp_source": "https://www.nippon-note.co.jp/products/detail/1121",
   "jp_checked": "2026-10-20",
   "us_price_usd": 17.2,
   "us_unit_note": "one A5 lined notebook at US$17.20",
   "us_seller": "Goulet Pens",
   "us_source": "https://www.gouletpens.com/products/apica-premium-cd-a5-notebook-blue-lined",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.95,
   "note": "Japan price is for the blank A5 (CDS90W); the US listing is the lined A5 at the same US price as the blank"
  },
  {
   "item": "Delfonics Rollbahn Pocket Memo L",
   "brand": "DELFONICS",
   "category": "Notebooks",
   "jp_price_jpy": 880,
   "jp_source": "https://shop.delfonics.com/c/notebooks/NRP03",
   "jp_checked": "2026-10-24",
   "us_price_usd": 13.2,
   "us_unit_note": "one B6 (L) grid memo at US$13.20",
   "us_seller": "Amazon (Shimanoya Japan, Japan import)",
   "us_source": "https://www.amazon.com/dp/B003N1VQO2",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 2.37,
   "note": "Amazon calls it B6, 70 pages; DELFONICS sells the L (143 × 182 mm) with 140 pages"
  },
  {
   "item": "Maruman Mnemosyne N195A A5",
   "brand": "Maruman",
   "category": "Notebooks",
   "jp_price_jpy": 792,
   "jp_source": "https://www.e-maruman.co.jp/products/detail/n195a.html",
   "jp_checked": "2026-10-24",
   "us_price_usd": 12.2,
   "us_unit_note": "one A5 lined notebook at US$12.20",
   "us_seller": "Goulet Pens",
   "us_source": "https://www.gouletpens.com/products/maruman-mnemosyne-n195-a5-notebook-lined",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 2.43,
   "note": ""
  },
  {
   "item": "MUJI Planted Tree Paper Notebook B5, 5-pack",
   "brand": "MUJI",
   "category": "Notebooks",
   "jp_price_jpy": 299,
   "jp_source": "https://www.muji.com/jp/ja/store/cmdty/detail/4550584897320",
   "jp_checked": "2026-10-22",
   "us_price_usd": 5.9,
   "us_unit_note": "one 5-pack (JAN 4550584897320) at US$5.90",
   "us_seller": "MUJI USA",
   "us_source": "https://www.muji.us/products/planted-tree-paper-notebook-6-mm-5-pack-nac10a5s",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 3.12,
   "note": "Priced per 5-pack in both countries"
  },
  {
   "item": "STALOGY 365 Days Notebook A5",
   "brand": "STALOGY",
   "category": "Planners",
   "jp_price_jpy": 2937,
   "jp_source": "https://stalogy.com/products/018/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 22.74,
   "us_unit_note": "one A5 black S4101 at US$22.74",
   "us_seller": "Amazon (COOL-JAPAN-STORE, Japan import)",
   "us_source": "https://www.amazon.com/dp/B00LFEBTCI",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.22,
   "note": ""
  },
  {
   "item": "Hobonichi Techo Original 2027, English",
   "brand": "Hobonichi",
   "category": "Planners",
   "jp_price_jpy": 2860,
   "jp_source": "https://www.1101.com/store/techo/ja/2027/pc/detail_cover/ob27_jan_en/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 27.0,
   "us_unit_note": "one book at US$27.00 (incl. tax, US delivery)",
   "us_seller": "Hobonichi English store",
   "us_source": "https://www.1101.com/store/techo/en/2027/pc/detail_cover/ob27_jan_en/",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.49,
   "note": "Also checked: Amazon (Hobonichi official): US$41.00"
  },
  {
   "item": "Hobonichi Techo Weeks 2027",
   "brand": "Hobonichi",
   "category": "Planners",
   "jp_price_jpy": 2860,
   "jp_source": "https://www.1101.com/store/techo/ja/2027/pc/detail_cover/wb27_whitelinebk/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 27.0,
   "us_unit_note": "one book (White Line: Black) at US$27.00",
   "us_seller": "Hobonichi English store",
   "us_source": "https://www.1101.com/store/techo/en/2027/pc/detail_cover/wb27_whitelinebk/",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.49,
   "note": "Both stores give a range (¥2,860–2,970; US$27–28) by edition; we compare the lower ends"
  },
  {
   "item": "Hobonichi Techo Cousin 2027, English",
   "brand": "Hobonichi",
   "category": "Planners",
   "jp_price_jpy": 4620,
   "jp_source": "https://www.1101.com/store/techo/ja/2027/pc/detail_cover/cb27_jan_en/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 44.0,
   "us_unit_note": "one book at US$44.00 (incl. tax, US delivery)",
   "us_seller": "Hobonichi English store",
   "us_source": "https://www.1101.com/store/techo/en/2027/pc/detail_cover/cb27_jan_en/",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.5,
   "note": "Also checked: Amazon (Hobonichi official): US$65.00"
  },
  {
   "item": "Hobonichi 5-Year Techo A6 (2027–2031)",
   "brand": "Hobonichi",
   "category": "Planners",
   "jp_price_jpy": 4620,
   "jp_source": "https://www.1101.com/store/techo/ja/2027/pc/detail_cover/fb27_s_jan/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 44.0,
   "us_unit_note": "one book at US$44.00",
   "us_seller": "Hobonichi English store",
   "us_source": "https://www.1101.com/store/techo/en/2027/pc/detail_cover/fb27_s_jan/",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.5,
   "note": ""
  },
  {
   "item": "Midori MD Diary 1 Day 1 Page 2027, A6",
   "brand": "Midori",
   "category": "Planners",
   "jp_price_jpy": 2860,
   "jp_source": "https://md-product.com/products/md-notebook-diary-1day1page",
   "jp_checked": "2026-10-24",
   "us_price_usd": 36.4,
   "us_unit_note": "one A6 diary at US$36.40",
   "us_seller": "MD PRODUCT USA",
   "us_source": "https://md-product-usa.com/products/md-notebook-diary-1day1page-2027",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 2.01,
   "note": ""
  },
  {
   "item": "Tombow MONO Zero eraser, round",
   "brand": "Tombow",
   "category": "Erasers",
   "jp_price_jpy": 495,
   "jp_source": "https://www.tombow.com/products/mono_zero/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 5.8,
   "us_unit_note": "one eraser pen (57305) at US$5.80",
   "us_seller": "Tombow USA store",
   "us_source": "https://www.tombowusa.com/products/mono-zero-erasers-silver-round",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 1.85,
   "note": ""
  },
  {
   "item": "Tombow MONO Dust Catch eraser",
   "brand": "Tombow",
   "category": "Erasers",
   "jp_price_jpy": 154,
   "jp_source": "https://www.tombow.com/products/mono_dust_catch/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 1.95,
   "us_unit_note": "one eraser at US$1.95",
   "us_seller": "Tombow USA store",
   "us_source": "https://www.tombowusa.com/products/mono-dust-catch-eraser",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 2.0,
   "note": "Also checked: Amazon: US$5.00"
  },
  {
   "item": "Seed Kadoloop eraser",
   "brand": "Seed",
   "category": "Erasers",
   "jp_price_jpy": 275,
   "jp_source": "https://www.yodobashi.com/product/100000001009082794/",
   "jp_checked": "2026-10-24",
   "us_price_usd": 5.23,
   "us_unit_note": "3-pack at US$15.69",
   "us_seller": "Amazon (DH Products JP, Japan import)",
   "us_source": "https://www.amazon.com/dp/B0H18G7J5L",
   "us_checked": "2026-10-24",
   "fx_jpy_per_usd": 158,
   "ratio": 3.0,
   "note": "Japan list price as given by Yodobashi (Seed does not publish one online)"
  }
 ]
}