研ぎ物師 とぎものし Also written 研物師 Meanings Noun knife grinder (person); sword sharpener; polisher (of mirrors, swords, etc.) See also: 研師 (とぎし). Kanji 研 research. Read as とぐ. 物 thing. Read as もの. 師 master. Read as シ. Jinuma: Japanese Dictionary · Word lists