Frequency rank: 21,305. – 21,423.
    adverb (fukushi)
  1. (all) at once; at the same time; in one go; in one sittingword usually written using kana alone
  2. right away; in an instantword usually written using kana alone
Forms
  • Frequency rank: 21,305. – 21,423.
  • いっぺんにFrequency rank: 51,357. – 52,626.