unagi 鰻

Translation

unagi means "Eel" in English.

unagi written with kanji is 鰻.
This word contains non-jouyou kanji 常用漢字.

unagi written with katakana is ウナギ.
unagi written with hiragana is うなぎ.

Beware: some kanji that are difficult to handwrite are easy to type on the computer, which may skew the usage statistics.