Firefly Sign: Meteors on Earth

A Spell Card of Wriggle Nightbug, the kaiju. She attacks with insect lights that resemble meteors on Earth. Glowing fireflies flying about at night look like stars descended from the heavens. There is a Japanese saying about how determined and industrious students continue to study even if they aren't blessed with any sources of light except the light given off by fireflies in summer and the moonlight reflected off the snow in winter. This is the central theme of the song, Hotaru no Hikari, or Glow of a Firefly, which is famous for being sung at graduation ceremonies in spring, even though fireflies are mostly active in summer. Reading a book by the light of a firefly sounds really difficult...