King's Kung-Fu& Tai Chi

Japanese symbol for “hyperactivity”

Romaji: tadou
hyperactivity (of a child)

In Japanese, hyperactivity is , read (tadou).

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 hyperactivity (of a child)

Kanji and stroke order

many, frequent, much
on: タ
kun: おお.い、まさ.に、まさ.る
6 strokes · JLPT 4
move, motion, change
on: ドウ
kun: うご.く、うご.かす
11 strokes · JLPT 3

Other Japanese words for “hyperactivity”

WordReadingMeaning
かじょうこうどう kajoukoudouhyperactivity; excess activity
かつどうかた katsudoukatahyperactivity
かつどうかじょう katsudoukajouhyperactivity; overactivity
たどうしょう tadoushouhyperactivity (of a child); hyperkinesis

Related words

Words that share a kanji.

WordReadingMeaning
たすう tasuularge number (of); many
たぶん tabunprobably; likely; perhaps
たよう tayoudiverse; various
たしょう tashoua little; some; somewhat
おおい ooimany; numerous; a lot
ただい tadaigreat (quantity, amount, etc.); huge; enormous
かつどう katsudouactivity (of a person, organization, animal, volcano, etc.); action; operation
こうどう koudouaction; conduct; behaviour

See also: Chinese symbol for “hyperactivity”.

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.