Shishunki to Danshikou!? to Nakano-kun  

Puberty & Boys School!? Nakano-kun, an All Boys School!? and Nakano-kun, Risky x Harem, 思春期と男子校!?と中野くん

Nakano attends an all-male high school but experiences unease around his classmates. He ponders whether he has feelings for both men and women. However, unbeknownst to him, all of his classmates are female disguised as males. Thus, Nakano commences his high school journey without being aware of this hidden truth.

Shishunki to Danshikou!? to Nakano-kun, originally released under the title Risky x Harem (リスキー×ハーレム) was a web manga released on the authors Twitter and pixiv accounts. The web manga has been published as doujinshi since May 5, 2016, when the first volume was released at COMITIA 116. Official serialization started in Bushiroad on October 8, 2020.