てんしんらんまん

天 真 爛 漫

  1. adjectival nouns or quasi-adjectives (keiyodoshi), noun (common) (futsuumeishi)

    innocent, naive, artless, unaffected, genuine, childlike
    yojijukugo

    • 天真爛漫なところが彼の唯一の取り柄だな。
      Naivete is his only merit.