Salaryman Tsuyoshi Mukouda is accidentally summoned as a hero to the Kingdom of Reijseger in another world to help defend against their enemies. Wary of the royal family's true intentions, Mukouda is able to talk his way out of the situation due to his non-combat skill, "Online Supermarket," which is deemed useless. However, this power proves to be anything but useless. With this ability, Mukouda is able to cheaply purchase food products and utensils from Japan—most of which are considered luxuries in this world. As Mukouda cooks up a storm using his ability, he catches the eye of the fearsome mythical wolf Fenrir. The legendary beast swiftly negotiates a contract to become Mukouda's familiar, unable to resist the delicious dishes. With Fenrir by his side, Mukouda travels the world, earning his keep as an adventurer and merchant all the while enjoying delectable meals.

Subaru Hasegawa has the ambition to become one of the best basketball superstars of all time. However, this comes to an apparent halt when his school's basketball team ceases activities for a year. Shocked by the news, he decides not to involve himself in basketball anymore. One day, his aunt Mihoshi Takamura invites him to coach the Keishin Academy girls’ basketball team on how to play the sport, and he reluctantly agrees. He meets sixth-graders Tomoka Minato, Maho Misawa, Airi Kashii, Hinata Hakamada and Saki Nagatsuki, and begins training them in the sport with one goal: to defeat all strong opponents along the way. Ro-Kyu-Bu! follows the effort of five elementary girls and their coach as they their cute style of playing basketball.

A strange, silent warrior appears. When the Inferno armor is summoned to battle him, the mysterious warrior calls forth his own armor—a black copy of the Inferno armor! Now, the warriors will find themselves half a world away fighting once more to save humanity, but this time, from their own armor!

When Yukari Morita decided to look for her missing father who disappeared in the South Seas, she had no idea how far her journey would take her. Just traveling to the Solomon Islands is a long way for a high school girl to go on her own, but then Yukari runs into an astronaut from the Solomon Space Association, which has been trying to build a rocket powerful enough launch a man into space. Upon meeting the petite Yukari, however, SSA director Nasuda realizes that she's small enough to go up in a less powerful rocket the SSA has already built! So he offers her a deal: if Yukari agrees to become their astronaut, the SSA will help find her missing father! Will Yukari have the right stuff to blast off in the wildest space quest ever?