和英／英和辞典 - Japanese⇔English Dictionary

1. 1. [n] tough at heart

Kanji in this word

• 内
  inside, within, between, among, house, home

  On: ナイ (nai)、 ダイ (dai)

  Kun: うち (uchi)

  4 strokes · Grade 2 · JLPT N2
• 剛
  sturdy, strength

  On: ゴウ (gou)

  10 strokes · Grade 8 · JLPT N1