Originally published on Pixiv: Part 1, Part 2, Part 3, Part 4 Parts 1-3 were later re-published as one book by the artist under the circle Happa-ya.

Affection Levels of each Gyaru for a single Otaku. Who will our otaku-kun choose as his girl? Author's Twitter

Yuuto Haida, an otaku, suddenly gets asked by the class gal Kotori Sakurazaka to go to a doujinshi sale event. Despite already deciding to cooperate upon seeing her serious look, as an otaku he is getting ov...

It is a book of 4-frame manga that was previously released on the web. There is also a little behind-the-scenes story. It's a sad but fun manga in which Yakudoshi otaku plays an active role in every directio...

A loli dragon dominates mankind in manga!? Dragons. They blot out the sun, strike fear in the hearts of men, spew fire onto doomed villages... the strongest beings in history. And now, their descendants are...

Otameshi Delivery Lover: Tamotsu has just been dumped after finding out that his girlfriend is cheating on him. While drowning his sorrows at home, he calls a "Delivery Lover" service and mistakenly places a...

Tomoko has a crush on Soji, the ace of the sales department. Soji takes care of her three-year-old nephew, Kota. Tomoko offers to help and together they look after him! The days with the mischievous Kota-kun...

"I know because I've always been watching you, Takahashi." The playboy, Yamada and the ever serious, Takahashi have been strangely comfortable with each other even from the first time that they met. They th...

Tatsunami runs into an old classmate, Momiji, who has just lost his job. Tatsunami offers Momiji a job at the adult shop he manages. Will Momiji be able to do his best in this new environment? And what exact...

One minute I'm drinking with a strange man, and the next, I'm making out with him passionately in a hotel bed... When he whispers, "You make some cute noises," I can't help begging for more... "I'm getting m...

Without really understanding what was happening, Rhea was chosen to be one of the fifty "apprentice hero" of the kingdom. Despite the apparent mistake, she unwillingly accepts this new adventure, armed with ...

Hiroki Okami, works at a drugstore, and Shintaro Takimoto, is a younger customer who visits the store at a fixed time every day. Their short talks was a secret pleasure at work. One day, Shintaro confides in...

A guy meets his classmate at workplace, they go to drink together, talk about past, this and that happens and they end up in love hotel.