Ever since horse girl Oguri Cap left the small town of Kasamatsu to chase greater heights in Tokyo, she has rapidly gained attention with her remarkable results. Her goal to become the best horse girl in Japan seems within reach, but there is a rival in her way—another running prodigy named Tamamo Cross. However, Tamamo is not the only threat to Oguri: several world-class racers from overseas are joining the Japan Cup, pushing the renowned race's competition to unprecedented levels. With the support from the people close to her and her intense desire to win, Oguri will do anything to conquer the Japan Cup and continue sprinting for the top.

Bundled with the limited edition sixth volume of the manga. It will be between 10 to 15 minutes long and will adapt the events of the first volume. The hero and author of Sanzoku Diary is Okamoto Kentarou. When he was young, he lived out in the country, and he knew an old man who was a hunter. In 2009, Kentarou was inspired to leave Tokyo and return to Okayama Prefecture to become a hunter himself. Using an air rifle and traps, Kentarou hunts, prepares, and eats various animals. The manga covers all his hunting-related activities in close detail.

As Kaboku "Kabo" Kotani enrolls in Ichiran High School, he hopes to spend his high school days quietly to avoid standing out from everyone else because of his stuttering. While his friends join the school's basketball club, he looks to the dance club instead. However, due to an embarrassing memory from middle school, Koba has avoided dancing in front of others again, keeping him from joining the club. Things begin to change when Kabo spots his cute classmate Hikari Wanda dancing. As the two learn about each other, Wanda admits that she is not great with words either and prefers to express herself with her performances. This sparks a light in Kabo, and he decides to join the dance club despite his uncomfortable past. With Wanda and his new clubmates supporting him, Kabo sets out to improve his dancing, express himself freely, and create unforgettable memories one step at a time.

After an accident sent her family to their deaths in the ocean, Hinako Yaotose keeps returning to the thought of sinking forever into the sea herself. With Miko Yashiro as her only friend, Hinako manages to keep up a semi-happy facade, but whenever Miko leaves her side, she slips into despair. Everything changes one summer when she meets a mysterious girl with eyes as deep and clear as the sea, drawing Hinako in like nothing else has in a long time. During her absent-minded search for the girl, Hinako is suddenly pulled underwater by a beastly deep-sea creature, only to awaken to the presence of the girl—Shiori Oumi—who takes on a monstrous form and kills Hinako's attacker. Despite this heroic act, Shiori's intentions are no different from any other monster's: she wants to eat Hinako. The following morning, Shiori walks into Hinako's class as a transfer student, and Hinako cannot help but smile—at last, someone who could fulfill her quiet wish for death has appeared before her.