Save Type Surname (from location) Usage Japanese Scripts 原口(Japanese Kanji) はらぐち(Japanese Hiragana) Pronounced Pron. /hä.ɾä.ɡɯᵝ.t͡ɕi/ [key·simplify] Meaning & History From Japanese 原 (hara) meaning "field, plain" and 口 (kuchi) meaning "mouth, entrance". Related Names Rootshara + kuchi