sora tob sakana is an idol group specializing in math rock tunes composed by Yoshimasa Terui
. The group, formed in 2014, was the second idol unit created by artist management company Flying Penguin Records and talent agency Theatre Academy.
- Natsuka Teraguchi (寺口 夏花)
- Rei Maraika Kazama (風間 玲 マライカ)
- Fuuka Kanzaki (神﨑 風花)
- Mana Yamazaki (山崎 愛)
- Yuiko Konishi (小西 結子)
- Mio Satou (佐藤 美緒)