DVD/BD Extras. Other Title: Jinrui wa Suitai Shimashita Specials, Jintai Specials, 人類は衰退しました, Humanity Has Declined Specials, Jintai, Humanity Has Declined, 人退, Mankind Has Fallen Status:
DVD/BD Extras. Other Title: Jinrui wa Suitai Shimashita Specials, Jintai Specials, 人類は衰退しました, Humanity Has Declined Specials, Jintai, Humanity Has Declined, 人退, Mankind Has Fallen Status: