also: ねっききゅう
noun
hot-air balloon
Standard term for a hot-air balloon.
熱気球に乗って空を飛んでみたい。
I want to ride a hot-air balloon and fly in the sky.
毎年この町で熱気球の大会が開かれる。
A hot-air balloon festival is held in this town every year.
Compound of 熱気 (hot air) and 球 (ball, sphere).