和英／英和辞典 - Japanese⇔English Dictionary

1. 1. [n] boom (navigational barrier); chain

Kanji in this word

• 防
  ward off, defend, protect, resist

  On: ボウ (bou)

  Kun: ふせ.ぐ (fuse.gu)

  7 strokes · Grade 5 · JLPT N2
• 材
  lumber, log, timber, wood, materials, ingredients, talent

  On: ザイ (zai)

  7 strokes · Grade 4 · JLPT N2