The first short story focuses on Favaro and Kaiser between the events of the first and second series as they visit Favaro's home village. The second short story shows Kaiser as a knight commander sparring with Jeanne, and sharing the reasons they remained as Orleans Knights in the aftermath of the final battle against Bahamut.

Outrageous misadventures of an almost normal family with a housewife, her husband, and their two kids Yuusuke and Mikan. Wacky humor about this weird family's daily life. (Source: AniDB)

In the year 220X, the world has advanced toward radio-wave technology, and the world is connected through the Wave Road. Meet Subaru Hoshikawa, a fifth-grade student who lost his father in a space accident. Subaru meets an extraterrestrial radio-wave being named War-Rock, descending from a distant FM planet. War-Rock claims to know about Subaru's father, but many alien beings are after War-Rock. The two work together and merge into Rockman, a radio-wave human capable of traversing the Wave Road and battling the radio-wave viruses and FMs that threaten the Earth.

After their loss against Suzuridani Academy, the members of the Keishin Academy girls' basketball team—Tomoka Minato, Maho Misawa, Airi Kashii, Hinata Hakamada, and Saki Nagatsuka, along with their coach, Subaru Hasegawa—exert more of their time and effort in improving in the sport day by day. However, this time around, new rivals with strengths possibly exceedings theirs and friends appear on their way to the top.