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

adverb (fukushi) word usually written using kana alone (all) at once;at the same time;in one go;in one sitting

adverb (fukushi) word usually written using kana alone right away;in an instant