Translation

buta means "Pig" in English.

buta written with kanji is .
This is a jouyou kanji 常用漢字, taught in junior high, chuugakkou 中学校.
buta written with katakana is ブタ.
buta written with hiragana is ぶた.
Romaji bu ta
Hiragana
Katakana
Kanji
School Level

Trivia

  • buta is also a derogatory way to call someone a "fat person."

Further Reading

Wikipedia: ブタ (Pig)