意味: がn. (Kata=ガ, Kanji=蛾) moth, type of nocturnal flying insect similar to a butterflycase particle, indicates the case role of the phrase in relation to another word (used especially to mark the new subject of a sentence or the person doing an action)v. (Kanji=賀する) congratulate, express good wishes to someone (on a birthday, graduation, etc.)