A story of the bonds between those who fight, in a world pushed to its limits. On one of the countless parallel worlds that exist throughout spacetime, humanity has fought a decades long war against the BETA, hostile extraterrestrial invaders, using humanoid fighting machines called Tactical Surface Fighters. This is a story of how humanity lives and dies while on the brink of extinction...

Since the graduation of the senior members of the club, Takezou ends up being the sole member of the "Koto" (traditional Japanese string instrument) club. Now that the new school year has begun, Takezou will have to seek out new members into the club, or the club will become terminated. Out of nowhere, a new member barges into the near-abandoned club room, demanding to join the club. How will Takezou be able to keep his club alive and deal with this rascal of a new member?

A mysterious organization is interested in fledging duelist Shobu Kirifuda's ability to bring Duel Master creatures to life. With the support of his friends, Shobu duels with passion, discipline, and heart as he strives to be like his father and become the next Kaijudo master.

A team of assassins exacts a bloody retribution on Joe Logan – a former ninja who escaped his clan – and his family for betraying their ancient code. Rising from his seeming "death," Joe will re-emerge as his former self – Ninja Kamui – to avenge his family and friends and bring down the very clan that made him.

Ashito Aoi is a young, aspiring soccer player from a backwater town in Japan. His hopes of getting into a high school with a good soccer club are dashed when he causes an incident during a critical match for his team, which results in their loss and elimination from the tournament. Nevertheless, he catches the eye of someone important who happened to be visiting from Tokyo. How will things turn out for Ashito?

Hyakkaou Private Academy. An institution for the privileged with a very peculiar curriculum. You see, when you're the sons and daughters of the wealthiest of the wealthy, it's not athletic prowess or book smarts that keep you ahead. It's reading your opponent, the art of the deal. What better way to hone those skills than with a rigorous curriculum of gambling? At Hyakkaou Private Academy, the winners live like kings, and the losers are put through the wringer. But when Yumeko Jabami enrolls, she's gonna teach these kids what a high roller really looks like!

The world turns upside down when a corporate drone wakes up as Rae Taylor, the heroine in her favorite otome game, Revolution. Rae is elated at the opportunity to court Claire François, the game’s villainess and the object of her affection. Armed with her knowledge of the game and events to come, Rae sets out to make Claire fall for her. But how will the villainess take Rae’s romantic advances?

Touka always faded into the background at school. And when he’s summoned to another world with his classmates, that still doesn’t change! They all acquire top-rank skills, except Touka, who’s deemed a failure and cast to ancient ruins by the goddess Vicius. Turns out, his low-rank skills may not be so useless after all. Now, he seeks revenge against the goddess, and his true nature is revealed.