King's Kung-Fu& Tai Chi

Japanese symbol for “lifetime”

Romaji: isshou
whole life; a lifetime; all through life

In Japanese, lifetime is , read (isshou).

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, adv, n whole life; a lifetime; all through life
  2. adj-no (the only, the greatest, etc.) of one's life

Kanji and stroke order

one, one radical (no.1)
on: イチ、イツ
kun: ひと-、ひと.つ
1 strokes · JLPT 4
life, genuine, birth
on: セイ、ショウ
kun: い.きる、い.かす、い.ける、う.まれる
5 strokes · JLPT 4

Other Japanese words for “lifetime”

WordReadingMeaning
しょうがい shougailife; lifetime; career
じゅみょう jumyoulifespan; life; lifetime
いのち inochilifetime; lifespan
しゅうしん shuushinlifelong; lifetime; for life
よ yolife; lifetime

Related words

Words that share a kanji.

WordReadingMeaning
いっしょ issho(doing) together
いちばん ichibannumber one; first; first place
ひとつ hitotsuone
いっぱん ippangeneral; universal
いちぶ ichibuone part; one portion; one section
いっぽう ippouone (esp. of two); the other; one way
せいかつ seikatsulife; living
せんせい senseiteacher; instructor; master

See also: Chinese symbol for “lifetime”.

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.