King's Kung-Fu& Tai Chi

Japanese symbol for “waterproofing”

Romaji: bousui
waterproofing; making watertight

In Japanese, waterproofing is , read (bousui).

Before using these characters for a tattoo, check them with a native speaker. Dictionary words often have several meanings, and the right choice depends on context.

Meanings

  1. adj-no, n, vs waterproofing; making watertight

Kanji and stroke order

ward off, defend, protect
on: ボウ
kun: ふせ.ぐ
7 strokes · JLPT 2
water
on: スイ
kun: みず、みず-
4 strokes · JLPT 4

Other Japanese words for “waterproofing”

WordReadingMeaning
ぼうすいかこう bousuikakouwaterproofing; waterproof finish
あまじまい amajimaiwaterproofing (of a building); flashing; weathering
しゃすい shasuiwater blockade; seepage control; waterproofing

Related words

Words that share a kanji.

WordReadingMeaning
ぼうえい boueidefense; defence; protection
ぼうし boushiprevention; check
よぼう yobouprevention; protection (against); precaution
ぼうぎょ bougyodefense; defence; safeguard
ぼうさい bousaidisaster preparedness; prevention of damage resulting from a natural disaster; protection against disaster
しょうぼう shouboufire fighting
みずぎ mizugibathing suit; swimsuit; swimmers
すいじゅん suijunlevel; standard

Data: JMdict (CC BY-SA 4.0); KANJIDIC2 (CC BY-SA 4.0); KanjiVG (CC BY-SA 3.0); wordfreq (CC BY-SA 4.0 (data)). Retrieved 2026-10-22.

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