Save Type Surname (from location) Usage Japanese (Rare) Scripts 乙骨(Japanese Kanji) おつこつ(Japanese Hiragana) Pronounced Pron. /o̞.t͡sɨ.ko̞.t͡sɨ/ [key·simplify] Meaning & History Variant reading of Japanese Kanji 乙骨 (see Okkotsu).