Seijin High School

Seijin High School (成人高校) is a high school where students learn and train to become heroes.

Quirks
Unnamed Object Gigantification Quirk: The main strength of this Quirk is that it allows the user to increase the size of the things the user touches. This can be used on small objects like bolts and nails, turning them into powerful projectiles. It also seems that the user can increase the speed of projectiles to increase the power of the user's attacks. This Quirk is very versatile As the user can customize the ammo to specific situations such as using tungsten against fire Quirk users.

It is unknown if this Quirk is restricted to inanimate objects.

Unnamed Earth Quirk: The Quirk allows the user to shoot earth from their hands. It seems to be useful against fire-type Quirk

Unnamed Water Quirk: The Quirk allows the user to shoot water from their hands. It seems to be useful against the fire type Quirk.

Unnamed Strength Quirk: The Quirk allows the user to expand their muscles to lift heavy objects.

Trivia

 * Seijin means "adult" (a person 20 years old or older).