Koi to Iu Ji wo Jisho de Hiitara

"I want a girlfriend!" Hata Naoto decides to change to be "cool" in high school, determined to get rid of his lame self and get a girlfriend. Naoto is in love every day, repeatedly falling in love with girls and being rejected by them. His childhood friend and best friend Toyo is always there to help him out. He sometimes gives him harsh and accurate advice, but what will happen to their relationship if he gets a girlfriend...?

(Source: LiveComics, translated)

Note: Includes one extra chapter.