とっいし
Meanings
Noun
1. ground stone tool from the late Jomon period (named after its similarity to the Buddhist tokko)
Kanji used
alone
cobalt
stone
Pitch accent
っこ
いし
Composed of
single-pronged vajra; tokko; dokko; cloth of a tokko pattern
stone; jewel; precious stone; flint (in a lighter); stone (in go); stone (in the bladder, kidney etc.); calculus