chouchou means "Butterfly" in English.

chouchou is normally written with katakana, as チョウチョウ.
chouchou written with hiragana is ちょうちょう.
chouchou written with kanji is 蝶々.
This word contains non-jouyou kanji 常用漢字.
Romaji cho u cho u
School Level

chouchou may also be written as 蝶蝶.

Orthography Notes

  • ちょ is a compound kana representing a single syllable with multiple characters.
  • The kurikaeshi 々 symbol repeats the kanji that comes before it, so 蝶々 is the same thing as 蝶蝶.

Further Reading

Wikipedia: チョウ (Butterfly)
  1. バタフライ -, accessed .
oochouzame 大蝶鮫.