The two songs on the single written by Ringo Sheena, "Amagasa" and "Kachū no Otoko", featured her band at the time Tokyo Jihen performing the song arrangement [REF].
Of the other songs on the single, "Akireru Kurai Bokura wa Negaō" by producer her0ism, and the song "Jōshō Shikō" was sung by Taichi Kokubun on lead vocals.