Enter our hero Wakadaishou! He doesn't have much interest in school; he saves his energy for all the excitement he can stir up after school. This is an early Adachi Mitsuru 'youth manga', filled with engaging characters, comic scenes, and a young hero with a zest for life.

A collection of three short stories. 1. **Heart no Ace** (ハートのA, Ace of Hearts) Akizuki Akira is the Jaguars' ace, but even he can't beat the Elephants' star player Edajima. When Sakura Misao joins the team it seems like they might have a chance, but Akira can't stand to be shown up by a girl and quits the team. Not one to disturb the peace, Misao leaves the Jaguars to find a new team, but when she finds a spot with the Elephants, who will win the final showdown? 2. **Teens** (ティーンズ) The morning of his first day at a new school, Wakamatsu Jirou accidentally helps capture a dangerous criminal, and rumours spread like wildfire. Now a living legend, he's the first and only line of defense against the delinquents that make everyone's lives miserable. Only problem is, he doesn't know the first thing about fighting! 3. **Aoba ni Kaze** (青葉に風, Fresh Leaves in the Wind) Class 5 wants to win the upcoming girls' softball tournament, but with school idol Yamazaki Misa on class 2's lineup, not even their own male classmates want to cheer for them. When an unathletic yet perceptive student by the name of Mizutani Hiroshi offers his aid as their coach, he might just be the perfect secret weapon.

*Note: Serialized as Hirahira-kun Seishun Taiko, and published as a book titled Hirahira-kun Seishun Nikki by Kodama Shuppan.*

In the year 19XX, a new celestial body has been discovered in the same orbit as Earth. Dubbed "Planet Deimon" after its discoverer, Doctor Deimon, the planet's orbit soon slows, coming into close proximity with Earth. After a severe storm, the planet becomes Earth's second satellite. Doctor Deimon's son, Rock, organizes an expedition to explore the new planet and discovers that there are two races of sentient beings living on Deimon. The "Epumu", a race of avian people with the ability to fly, and the "Ruboroom", a race of metamorphic clay men who are slaves to the "Epumu". After his first journey to Deimon, Rock adopts a baby "Epumu" chick named "Chiko" and raises him, learning more about Deimon culture and the differences between human and "Epumu" civilization. However, as the conflict between the people of Earth and the people of Deimon escalate, Rock becomes the ambassador for the two worlds and attempts to find a way to bring peace to everyone.

Shigeru Yoshida, a.k.a. "Oniyan," is a middle schooler with a scar on his forehead and a temper! He is as free-spirited as a baby and hates compromising. Even in fights he can't win. He bravely takes on challenges with his amateur judo skills, guts, and wiles. He and his friends were ferried from a branch school with only 15 students to Tosa Minami Junior High, the former naval preparatory school. In this school where the public morals committee rules using fear and politics, Oniyan howls with vigor! (Source: Beaglee, translated) *Note: Serialized as Oniyan (鬼やん) in Weekly Shounen King. The title was changed for the complete volume release.*