あっけらかん

呆 気 らかん

  1. adverb taking the 'to' particle

    unconcernedly, nonchalantly, indifferently, (looking) as if nothing has happened
    word usually written using kana alone

  2. adverb taking the 'to' particle

    blankly, vacantly, absentmindedly
    word usually written using kana alone