noun (common) (futsuumeishi)adverb (fukushi) word usually written using kana alone once;one time

noun word usually written using kana alone exclusively;only;alone

Ippen

noun (common) (futsuumeishi)adjectival nouns or quasi-adjectives (keiyodoshi)nouns which may take the genitive case particle 'no' yojijukugo perfunctory;going-through-the-motions-sort of (invitation, gift, etc.)