The story is based on the anime.

Cover: MIYAMOTO Issa 1. MINAMOTO Yuu 2. SOGABE Toshinori 3. AKEGATA Iruka 4. CHIAKI Tarou 5. HORI Hiroaki 6. HASEYOSHI Eria 7. ITOSUGI Masahiro

Yuu, who was like a hero at school because of his speed, has his ife completely changed by a prolonged hospitalization. Initially, classmates who came to visit gradually stop showing up, plunging him into the depths of despair. Despite being in despair, one day during an examination, Yuu suddenly time travels back to the primitive era... where wild action in a new world is depicted. (Source: Natalie, translated)

1968, Germany. A Japanese student from a rich family is about to graduate and marry his girlfriend Clara. But one day, a UFO falls down their mountain's chalet, shifting their lives.

The "π-naple" is an organization for the elimination of corrupt spies who disturb world peace. From the Japanese branch of the organization, 00Goro and 00Hachiro, are in pursuit of Dr. Ootake when they are interrupted by something. It is Mad Machine, a robot spy organization that steals secrets from all over the world and sells them at a high price! Also included are "Sπ", "5SS (Five Six Seven)", "Pink Tiger", and "Super Express Reporter Hatoko Chan". (Source: Kodansha, translated)

The water polo team at Kamakurahama High School has a new ace player, Torii Ushio, who you wouldn’t expect to be a star athlete if you knew her in the classroom. Nakaoka Riku always took her as a shy person but after seeing what she can do in the water and how fast she can swim, he couldn’t deny that she deserved to lead the team. But late one day after practice, Riku finds out that Ushio has some secrets she has been keeping from everyone. Her family runs a temple and Ushio is the priestess to the dragon god. The descendent of the original dragon god is Sango who is a teenage girl who is the same age as Ushio. She lives in a secret underwater cave and her only friend is Ushio whose role is protector and companion. Through a series of events, Sango joins the water polo team to be close to Ushio and amazes the team with her out of this world swimming ability. (Source: MangaHelpers)

Shiho Komura, also known as Komorashi, is a petite gal who lives in the countryside. Who's always searching for a toilet…? A one-joke gag manga that's always down to the last second! (Source: Pixiv Comic, translated)

Faced with a series of tragedies caused by the inhuman “SekiJyou”, a detective puts her life on the line! Detective Shiromine lost her mother in a string of mysterious murders where “Rope-Shaped Red Crystals” were always left at the scene. While searching for the murderer, she meets Saibara, who is in charge of the case, and her daily life changes drastically. Just what’s the truth entangled in those red ropes?

An average of 260 humans are born every minute. On the 9th minute of the 9th hour of September 9, 2024, only 18 individuals were born. On that day and minute, 18 stars shined brightly in the sky, and these 18 children were chosen by prophecy to be the saviors of mankind. Nitarazu Hisoka wakes up, completely naked and surrounded by cold metal. Others lay around him, all approximately similar in age. As they attempt to grasp their situation, they find themselves face to face with the leader of a cult-like religious group known as "Kreetha." The explanation they receive from this religious group shatters any hope for a normal life for these young individuals. Now, they must survive the trials laid before them, while coming face to face with each others' pasts. (Source: MangaHelpers)

Sato Retsu is THE normal high school boy. He was lucky enough to get into a private school full of rich kids, where the social caste is determined by "mounting," or proving your superiority over your opponent! "Be my boyfriend and we'll climb to the top of the school!" Join Chisato Tsukinami, the most beautiful and most annoying girl in school, and climb the mountain to victory! (Source: Ura Sunday, translated)

*Note: This manga is based on the web novel of the same name, and is adapting the original story. The light novel and this manga may differ in character designs and story due to that.*