Reminder that the girls have already pinned down Tsuda's fetishes pretty early in the manga (he's an M, he prefers big boobs, and he likes older girls). So Tsuda's perfect girl is an Onee-san type that will boss him around.
Phew. I’ve binge-read this amazing piece of art from Ch. 1 to this point in around a month. I’m feeling hard[-pressed] now that it’s over since I need more!