Save Type Surname (from occupation) Usage Japanese (Rare) Scripts 糀谷(Japanese Kanji) こうたに, こおたに(Japanese Hiragana) Pronounced Pron. /ko̞ː.tä.ɲ̟i/ [key·simplify] Other Forms FormsKotani Meaning & History Variant reading of Japanese Kanji 糀谷 (see Kōjiya).