Keshi (Japanese: 消し or ケシ) aka keshigomu (消しゴム, literally "erase rubber") is the Japanese word for eraser. In modern "keshi" refers to a collectible miniature figure, often of a manga or anime character, made of coloured hard rubber.
Similar to Kinkeshi, which are keshi based on Kinnikuman, the franchise synonymous with keshi.