F-Rank University Journal

Promotional extras posted to twitter/X for the doujin of the same name

A side story focused on the characters of Karasuma-san and Takanashi-kun.

A series about a blue-skinned convenience store worker who often gets visited by her friends to break up the monotony of graveyard shift work. Originally published to Twitter.

A spinoff of Sexual Service Co. focusing on Shiba Natsuki

A cute manga about a vampire girl and an office worker living together!

I found out that my long-distance girlfriend had gotten a new older boyfriend from the city and while I was in the grip of despair, a girl named Haibara Enako, more affectionately called "Hyena-chan" suddenly appeared before me and confessed, "I don't have a boyfriend and I'm free right now."

After a complete and thorough "healing" experience, what the girls ask for as payment is…

When I was younger, one of my best friends was Kyouko. She was a brash and hotheaded young girl who, even though she was a tomboy, was still loved by her peers. To be honest, it’s been a few years since I came back home. The only person I know from there was Kyouko and she seems… different?