A series of related stories about (a lot of) middle and high school students as they discover their hatsukoi (first love).

According to his childhood friend, Tarou Kurume is not interested in love. One day Tarou is struck on his head by a ball rendering him unconscious. When he wakes up, there's a girl floating above him. What...

Just as Mimori Ichirou, a non-commissioned officer serving as a Zero fighter pilot during the Pacific War, was about to launch a kamikaze attack against an enemy warship, he instead found himself crash-landing...

A beautiful older lady regularly visits a coffee-shop where the high school student Hayasegawa-kun works at. He doesn't know her name, her job, or where she lives, but she is nevertheless his "ideal woman".

Harada Izumi has just transferred to a new high-school and is doing her best to fit in, which isn’t easy when you have a secret as big as hers – that she can read minds! And it doesn’t help when she is seated...

The main character Haruto, who has the marking of a supreme king, unknowingly opened and entered the gate to the world of divine spirits. There he meets Feilen-kamisama, who makes a contract with Haruto for an...

What happens when your guardian angel falls in love with you? After a traffic accident, Kyle Taylor is on the verge of death. His guardian angel Sarah makes a deal with the Angel of Death to save his life. Even...

For most people, having one’s own mecha sounds like a dream come true. So when Eiji’s father builds him his own girl mecha to help around the house, he thinks life is about to take a turn down easy street...

Daily life of Maru Jeong and his friend, who take care of a zombie-looking robot girl sent by Maru's grandfather for 300m Won.

A short side story happens during the 8 years time skip of the original Ultimate! Hentai Kamen

Hentai Kamen returns. Promotional One Shot for the second live action Hentai Kamen movie.

Mitsuya Haruyoshi is a devout Christian High-school boy since his father became a priest after his mother cheated on his father. He tries to avoid lust and desire because his father wants him to become a priest...

Nanami died in her previous life, but an Angel suddenly appears before her then gives her a second chance!? But... Miss Angel reincarnates her as both Hero and Demon Lord?!?! Poor Nanami has a tough road ahead,...

A high school teacher who only loved 2D girls, suddenly falls for one of his students who is also an anime enthusiast! Somehow, they end up living together and get engaged in a secret JK relationship! Original...

Also published in volume 3 of Boku no Shoukibo na Seikatsu.

One day while studying, Ikenouchi Jinta gets crashed in upon, literally, by a girl wearing magic boots who fell through his roof! However, these magic boots have one slight problem with them...

Iori Kandono is suffering from a new illness called Monderella Syndrome, thanks to which she would suddenly experience severe pain in her chest. To make the pain go away, she can either take the medicine or get...

A romance about an unlikely couple.

Manga adaptation of the short stories found in the eighth volume of the light novel.

"Hikaru to Hikaru" is a comedy about Hikaru Katsuragi, a boy who is a descendant of the Iga ninja, sneaking into a girls' school. In the Katsuragi family, if you don't master the secret "Kunoichi no Jutsu...