Harawata Saizou

His grades are average. His physical fitness is average. But when it comes to games, high school student Mikagami​ Kouji is a battle-worn veteran. After being summoned to another world by a magic circle, he's given only the Copy skill, which is derided as useless trash in this world. Enslaved as a gladiator by his summoner, Head Priestess Zayd, Mikagami is forced to fight in the horrible Battle Coliseum. Losing means getting raped. In this moment, as despair turns to hope, this is Mikagami's chance to grow!! Finally appearing as a vertical-scrolling comic!

The passionate early days of the otherworld underdog harem battle series that has over 2 million copies in circulation Reincarnation Colosseum are now in full color! His grades are average. His physical fitness is average. But when it comes to games, high school student Mikagami​ Kouji is a battle-worn veteran. After being summoned to another world by a magic circle, he's given only the Copy skill, which is derided as useless trash in this world. Enslaved as a gladiator by his summoner, Head Priestess Zayd, Mikagami is forced to fight in the horrible Battle Coliseum. Losing means getting raped. In this moment, as despair turns to hope, this is Mikagami's chance to grow!! A full-color deluxe edition featuring battles and pleasures all in one place!

I am being forced to pay a “friendship fee”. after being threatened by a gal classmate. Being too poor to afford such a thing, I must find something other than money to pay as the friendship fee…! Time to teach the cheeky gal a lesson! A special romcom oneshot about a contract of friendship between an arrogant gal and an extremely poor boy!

His grades are average. His physical fitness is average. But when it comes to games, high school student Mikagami​ Kouji is a battle-worn veteran. After being summoned to another world by a magic circle, he's given only the Copy skill, which is derided as useless trash in this world. Enslaved as a gladiator by his summoner, Head Priestess Zayd, Mikagami is forced to fight in the horrible Battle Coliseum. Losing means getting raped. In this moment, as despair turns to hope, this is Mikagami's chance to grow!!

Average high school student Mikagami​ Kouji is a hardcore gamer. One day he casually gets isekai'd but he only gets the "copy" skill which is apparently useless but we all know it's secretly OP or something. He's enslaved to be a gladiator by his summoner, the big-boobed head priestess Zayd. He has to fight in the Colosseum and if he loses he gets sexually abused.

Five days after the sudden appearance of zombies... The protagonist, Masaru, who is having it rough surviving at school, is splendidly saved from this predicament by high schoolers Sekigahara Miki and Nakiri Karin. Though Masaru is at first relieved, he ends up realizing their true intentions…!! Note: The volumes merge parts such that 65 magazine chapters = 45 volume chapters.

"I want to play a game... A game that will make me forget about boring everyday life..." Akira Shiroyanagi is a high schooler who loves challenging games and Konpeito candy. One day, while heading to school, he encounters an enigmatic woman called Mion. After that, Akira and a host of other individuals are kidnapped and forced to become test pilots for a mysterious organization. They are given unique abilities and pitted against each other. Armed with his newfound, special ability, Akira becomes determined to take down this sinister group and beat their game. He has to rely on his guile to overcome all sorts of obstacles in a captivating battle of wits!