Six main cast members of the Shakunetsu no Takkyuu Musume TV anime were announced today via Nico Live. They will perform the theme song, titled "Shakunetsu Switch," under the group name Tsubamegahara Chuugaku Takkyuu-bu. The announcements were also revealed on the anime's official Twitter.

Cast
Kiruka Ushirode: Hisako Tojo (Himegoto)
Hokuto Itsumo: Yuuki Kawahara (Ore ga Ojousama Gakkou ni "Shomin Sample" Toshite Gets♥Sareta Ken)
Mune Oomune: Ayaka Imamura (Absolute Duo)
Hanabi Tenka: Marika Kouno (Sore ga Seiyuu!)
Koyori Tsumujikaze: Yumiri Hanamori (Anne Happy♪)
Agari Kamiya: Minami Tanaka (Wake Up, Girls!)

Source: Ota☆Suke