Did you think you could live normally even in a world with a 1:5 male-to-female ratio?~When deeply intense feelings of the girls are unknowingly toyed with by the an oblivious boy~

Alternative

Danjo hi 1:5 no sekai demo futsū ni ikirareru to omotta?; 男女比1:5の世界でも 普通に生きられると思った?; 男女比1:5の世界でも 普通に生きられると思った?~激重感情な彼女たちが 無自覚 男子に翻弄されたら~