Translation

The Japanese word for "Drone Fly" is nami-hana-abu ナミハナアブ.

Romaji na mi ha na a bu
Hiragana
Katakana
Kanji
Meaning Average Hoverfly
School Level 小6 小1

Synonyms

Dronefly.
Scientific name: Eristalis tenax.

Further Reading

Wikipedia: Eristalis_tenax