Save Type Surname (from location) Usage Japanese Scripts 岡本(Japanese Kanji) おかもと(Japanese Hiragana) Pronounced Pron. /o̞.kä.mo̞.to̞/ [key·simplify] Meaning & History From Japanese 岡 (oka) meaning "hill, ridge" and 本 (moto) meaning "base, root, origin". Related Names Rootsoka + moto