Nichijou (Creditless ED2 ep 21) - Sudachi no Uta

巣立ちの歌 (Sudachi no Uta) performed by Yoshihisa Kawahara aka Koujirou Sasahara, Chika Horikawa aka Misato Tachibana, Yamamoto Kazutomi aka Tsuyoshi Nakanojou, Tamaoki Youko aka Weboshi, Higuchi Yumi aka Fe-chan.