Within the shadows of Japan, a covert battle wages on. Around 200,000 ninjas still exist carrying out deadly missions as a secret organization, National Intelligence of NINJA, or NIN. But a challenger arises: UNDER NINJA. Known as UN, these ninjas oppose NIN at every turn. One such UN is Kuro, a high school loner sent to the front lines. What will be his fate and which faction will prevail?

In the near future, in a world born of human imagination, what humans would call ghosts or monsters appear, and they come to be called "phantoms." Haruhiko Ichijō, is a first year at Hosea Academy along with his upperclassman Mai Kawakami, who fights phantoms with the ability "Spirit of Five Elements," Reina Izumi, who has the ability "Phantom Eater," and Koito Minase, who fights phantoms in solitude. They experience the ups and downs of high school life before a certain incident leads them to the truth of this world.

Syalis is a princess. A really cute one. When she gets kidnapped by the Demon King as a hostage, she's stuck in a castle full of demons, waiting to be rescued by her knight in shining armor. So what does she do? What any of us would. Take a nap—on a pillow she fashioned from her Teddy Demon guards. Duh.

Handyman Saito has never been anyone special. All his life, he’s had average grades, ordinary athletic skill, a commonplace job… But his unremarkable path takes a turn when he wakes up in another world. Here, warriors, wizards, and elves accompany him on quests delving deep into dungeons, and Saito realizes for the first time what it’s like to be needed. After all, who other than the handyman could be trusted to open locked treasure chests or repair his allies’ equipment? Beginning with a simple “thank you,” this is the story of an ordinary person’s fulfilling life.

Ever since coming across the world of boy’s rhythmic gymnastics during the last summer of junior-high, Shotaro Futaba has become fascinated with the sport. So when he enters Soshokuan Private High School, known as Ao High for short, he heads to the boy’s rhythmic gymnastics club, where he meets unique seniors and the ace of the team, Ryoya Misato. The members of the club each have their own passions, but they’ve put it all on the line with a single goal in mind. Now the next stage in their journey has arrived: the inter-high competition!

Chizuko is a normal otaku girl in Niigata Prefecture. She’s obsessed with Berry Blossom, a magical heroine who protects the city. But the battles with her inept nemesis, Chroma, have become so lackluster that they’re not even worth watching. Chizuko wants to see Berry’s full power, a desire that quickly leads this seemingly timid girl down a path of evil.