Fuuko had a lover named Nagisa, whom she loved so passionately that she felt he was the center of her universe. However, she witnessed Nagisa kissing another woman – and to make matters worse, it was her friend, Ichika. Shocked and heartbroken, Fuuko fled the scene and cut off all ties with Nagisa. A decade passed. Now working as a career woman, Fuuko unexpectedly reunites with Nagisa at her temporary job assignment. Fate brings them back together, but this time, both of them are involved with other people.
Having quit his job and broken up with his girlfriend, Hiro, a young man at rock bottom, stops by a hula dance studio that he finds lit up in the darkness of winter. There, he meets Hina Magura, a plump woman teaching hula. Captivated by her personality, Hiro decides to start attending the class. Hina has had a difficult past, but seeing her always smiling and living life to the fullest not only inspires Hiro, but also draws him in... (Source: Rimacomi, translated)
A "bloody school love comedy" about a former human artificial vampire named Roa and a twisted genius assistant to a doctor, Toru. After being turned into an artificial vampire who feeds on blood by a dark organization, Roa ends up attending high school as a normal girl, but... (Source: Natalie, translated) *Note: Includes the one-shot "Aikata no Bishoujo Idol ga Otoko datta (相方の美少女アイドルが男だった)".*
https://www.cmoa.jp/title/335060/
Doujinshi of Shikiko Yamaai's *Hikage Jouji* novel series (日影成璽シリーズ), published in a 1984 self-published collaborative magazine titled ["Masochism"](https://archive.org/details/m-masochism-doujinshi-1984). *(Source: MangaDex)*