空そら飛とぶ円えん盤ばん

noun

flying saucer

Refers to a disc-shaped unidentified flying object, often associated with science fiction and UFO sightings.

• 夜よ空ぞらに空そら飛とぶ円えん盤ばんのような光ひかりを見みた。

  I saw a light like a flying saucer in the night sky.