�¡Horitsu to Jitsumu Ga Taikei Teki Ni Wakaru Shakai Hoken No Theory Life Stage to Shakai Hoken Tetsuzuki No "Naze" Ga Rikai Dekiru(Business Theory)
�¡Nishishima Toru / Cho Arakawa Yu / Cho Ohata Mieko / Cho Mochizuki Yuka / Cho Yamaoka Hiroshi Aki / Cho

凌 Credit