My Oh My, Atami-kun manga volume 2 was written by Asa Tanuma.

Even though his good looks make him popular amongst girls, Atami-kun only likes boys. Falling in love and making new friends, Atami-kun is enjoying the summer of his first year of high school at his own leisurely pace. But when that slightly unpleasant boy from the class next door starts following him around, how will he react…?