Meaning: かいじんn. (Kanji=怪人) mysterious personn. (Alt=かいしん, Kanji=ネプチューン,海神) Poseidon, god of the sea, son of the gods Chronos and Rhea (Greek Mythology); Neptune, sea god (Roman Mythology)n. (Kanji=灰燼) ash, embers, material remaining after something is burned; complete destruction