Seed
Seed is a stationery brand from Japan, made by Seed Co., Ltd. 2 guides to Seed products, plus 2 roundups that include Seed.
Seed guides and roundups
Seed Kadoloop: The Eraser Whose Corner Comes Back
Seed Kadoloop eraser explained: warm the worn end in hot water and press it square again, 55 × 12 × 21 mm, ¥275, the 2026 eraser award and where to buy it.
Seed Radar Eraser: Japan's Blue-Sleeve Plastic Eraser
Seed Radar eraser explained: the SR-100's 55 × 21 × 12 mm size, five sizes and Japan prices, the 97% erasing test, the crumb-catching Matoma Radar, and origin.
Japan vs US Stationery Prices: 60-Item Index (Oct 2026)
Our original price index of 60 Japanese pens, inks, notebooks and planners: US prices against Japanese list prices, by category and store, with a free CSV.
Best Japanese Erasers: MONO, Radar, Dust Catch & More
The best Japanese erasers compared: Tombow MONO, Seed Radar, MONO Dust Catch, MONO Zero, MONO Knock, MONO Sand and Sakura SumoGrip. Sizes, uses, refills.