Translation

gaganbo means "Crane Fly" in English.

gaganbo is normally written with katakana, as ガガンボ.
gaganbo written with hiragana is ががんぼ.
gaganbo written with kanji is 大蚊.
These are jouyou kanji 常用漢字, taught in junior high, chuugakkou 中学校.
Romaji ga ga n bo
Hiragana
Katakana
Kanji
Meaning Big Mosquito
School Level 小1,

Orthography Notes

  • gaganbo is a gikun 義訓 reading for 大蚊 in this word.

Synonyms

kaganbo 大蚊.
Scientific name: Tipulidae.

Further Reading

Wikipedia: ガガンボ (Crane_fly)