Onna no Ko ga Kanzen Naru Ren'ai ni Tokimekanai Mittsu no Riyuu

is a Japanese light novel series written by Shinjiro Dobashi, with illustrations by Yukiko Horiguchi. The series began publication on July 9, 2016 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
Kyoichi Kanzaki, who wanted to use the love feelings of men and women to obtain enormous interests on campus, was betrayed by his friends and was banished from his circle. In fact, this school had "women's back rules" about romance that boys couldn't see, and boys were secretly rated. In addition, there was even a back group whose livelihood was a love business, and they were in control of their interests!

Kanzaki started a new romance consulting business to get up again on campus, but he was only accompanied by Yunagi Suzuki, an unreliable girl who tends to dream about romance !? Love is a business! I will teach you secret love rules that only girls know !!

If you read this, you are sure to be popular !?