Translation

batafurai means "Butterfly" in English.
It's a katakanization, a loan-word.

batafurai is normally written with katakana, as バタフライ.
batafurai written with hiragana is ばたふらい.
batafurai does not have kanji.
Romaji ba ta fu ra i
Katakana
Hiragana

Trivia

  • Normally used to refer to the butterfly swimming stroke rather than the animal.

Further Reading

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