Comedy, Doujinshi, Ecchi, Romance, Slice of Life
For one reason or another, when he confesses to Sanae, he gets a no! But she says it's okay to be more than friends.
From there, he is pushed around by Sanae's flirtatious behavior. Will it develop into a romantic relationship?
Sanae is so cute! She's so cute!
This is the 1st of the series, if we go by the listing on Toranoana.jp
The series seems to go:
Koibito Sanae-san -I Luv U-
Koibito Sanae-san Plus
Kochiya Sanae no Yuuutsu Aki-hen
Sanae-san wa Ichi ~Yaichashitai~
Sanae-san no Tawawa ni Tsuite
Motto!! Sanae-san no Tawawa ni Tsuite
Of these, only the 1st (this one) and the 6th have been translated at the moment