海


This kanji means sea or ocean. The Japanese form differs from the Chinese:

海
on readings:
  • kai
kun readings:
  • umi
examples:
海外 kaigai overseas
海岸 kaigan seashore, coast
海軍 kaigun navy
海浜 kaihin seashore, beach
海員 kaiin seaman
海綿 kaimen a sponge
海難 kainan shipwreck
海王星 kaiōsei Neptune
海流 kairyū ocean current
海水浴 kaisuiyoku ocean bathing
海水浴場 kaisuiyokujō (swimming) beach
海底 kaitei bottom of the sea, ocean floor
航海 kōkai sea voyage, navigation
海苔 nori dried edible seaweed
浅海 senkai shallow sea
海辺 umibe beach, seashore
海鳴り uminari rumbling/noise of the sea

links:
Nori
Wiktionary

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Last ∆ on 25 February 2026 by Bradley James Wogsland.