Personality: Tries to solve everything with brute force; wild and violent. Basically a runaway train. Has a cold-hearted side but is also funny, cheerful, and energetic. Deep down, he cares for his friends. Specialty: Cooking Weakness: Swimming Appearance: A stick figure Full Name: Hiroshi Watanabe Age: 9 Gender: Male Height: 138 cm First person: I (soft/polite); I (rough/casual) when in a bad mood. When enraged, his body lines turn red, transforming him into "Max Anger Hiroshi," making him the strongest fighter. He often beats the pulp out of Kyosuke along with Tencho.

Personality: The straight man of the group. Has a bright personality and is the type to always be at the center of the crowd. Makes many meta-comments. Has a weird sense of humor. While not as strong a fighter as Hiroshi or Tencho, he is an intellectual and a quick thinker. However, his school test scores are always rock bottom. Funny and cares for his friends. Favorite Food: Curry dishes Specialty: Soccer Appearance: A stick figure with a blue face Full Name: Yowashi Saito Age: 10 Gender: Male Height: 142 cm First person: I (casual) When his emotions run high, his face turns deep blue, unsettling those around him. When his anger peaks, he reaches a level where he can beat both Hiroshi and Tencho. A strange guy with weird talents.

Personality: Somewhat nihilistic and cynical. Cares for his friends but is blunt and rarely offers direct help—a so-called tsundere. Generally violent and a professional at complaining. Narcissistic and funny. He truly cares for his friends, though he just acts cool rather than actually being cool. Favorite Food: Broccoli Dislikes: Carrots Appearance: A stick figure always wearing a hat with a "T" on it. Full Name: Tencho (Real name unknown) Age: 10 Gender: Male Height: 148 cm First person: I (casual) He is the manager of a convenience store.

Personality: A mood-maker who never stops smiling; cheerful but incredibly annoying. Often incurs the wrath of Hiroshi and the others and gets beaten up. Good with his hands and great with machines. His technical skills are freakish—he once tried to build a bookshelf and accidentally built a satellite. He invents things with a proper understanding of the principles, but his raw materials are bizarre. Somewhat masochistic. Funny and cares for his friends. Favorite Food: The powder at the bottom of Umaibo snack bags and Matsuya's grilled beef set meal. Appearance: A stick figure with two yellow horns and a green headband. Full Name: Kyosuke Nishimura Age: 10 Gender: Male Height: 152 cm (140 cm without horns) First person: I (soft/polite) He has also repaired a broken time machine in minutes and created a machine that can make anything out of a single strand of hair. Despite having higher physical specs than anyone else, he is very weak in a fight. He has a habit of putting almost anything in his mouth.