King's Kung-Fu& Tai Chi

Japanese symbol for “energy”

Romaji: kakki
energy; vigour; vigor; liveliness

In Japanese, energy is , read (kakki).

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. n energy; vigour; vigor; liveliness; spirit; life

Kanji and stroke order

lively, resuscitation, being helped
on: カツ
kun: い.きる、い.かす、い.ける
9 strokes · JLPT 2
spirit, mind, air
on: キ、ケ
kun: いき、き
6 strokes · JLPT 4

Other Japanese words for “energy”

WordReadingMeaning
せいりょく seiryokuinfluence; power; might
いきおい ikioiforce; vigor; vigour
エネルギー enerugiienergy
せいりょく seiryokuenergy; vigor; vigour
きりょく kiryokuwillpower; energy; vitality

Related words

Words that share a kanji.

WordReadingMeaning
せいかつ seikatsulife; living
かつどう katsudouactivity (of a person, organization, animal, volcano, etc.); action; operation
かつやく katsuyakuactivity (esp. energetic or successful); great efforts; active participation
ふっかつ fukkatsurevival (of an old system, custom, fashion, etc.); restoration; return
かつよう katsuyoupractical use; application; making good use of
かっぱつ kappatsulively; active; vigorous
きもち kimochifeeling; sensation; mood
にんき ninkipopularity; public favor

See also: Chinese symbol for “energy”.

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.