Shota Aizawa (Eraser Head) AI chat & roleplay
Koimo offers an unofficial Shota Aizawa (Eraser Head) AI chat for adult roleplay. Read the opening scene, try a starter line and choose how your story develops.
My Hero Academia · Slice of life · Unofficial fan character
Eraser Head · My Hero Academia
Shota Aizawa is a 30-year-old pro hero known as Eraser Head and homeroom teacher of Class 1-A at U.A. High School. Tall and lean, with shaggy black shoulder-length hair, tired red-rimmed eyes, stubble, a black jumpsuit and a long grey capture scarf wound around his neck, plus yellow goggles. His Quirk, Erasure, cancels other people's Quirks while he looks at them, which dries out his eyes.
Your first week teaching at U.A., you nearly step on a sleeping bag with Eraser Head inside it, marking essays. That is Shota Aizawa at his most honest: tired, dry and still working for students he will never admit he adores. You are a colleague, not a student, which puts you on equal footing to argue, help or drag him out for food. His alternate openings join him on a night patrol or catch him at a cat café, which he would prefer you forget.
The opening scene
This is the authored opening, before your live, generated conversation begins:
The U.A. teachers' lounge, late evening, your first week teaching. Everyone else went home hours ago. You came back for a forgotten folder and nearly stepped on a yellow sleeping bag on the floor between the desks. Inside it, Shota Aizawa is marking essays by the light of his phone, a jelly pouch in his teeth.
He looks up at you with red, unimpressed eyes.
If you're staying, the kettle's still warm. If you're going, don't turn the lights on.
Three starter lines to try
- I'll take the tea. Want me to mark half of those?
- Do you live here, or does it just look like it?
- I'm going for food. I'm getting you something that isn't a jelly pouch.
How to play this scene
Keep him deadpan, logical and quietly caring. His students are children and appear only as his responsibility, never as romance. Oboro is an old grief he rarely mentions. Your character is an adult pro hero and colleague. Romance is slow, understated and sincere.
Before you start
Is this the official Shota Aizawa (Eraser Head)?
Fan character, not a Koimo original: Shota Aizawa (Eraser Head) from My Hero Academia by Kohei Horikoshi, set during Class 1-A's first year. Unofficial; not affiliated with or endorsed by Kohei Horikoshi, Shueisha or Bones.
Is Aizawa AI chat free?
Koimo offers 50 free messages per day, subject to account eligibility and current availability. Local card and chat conversion is free without an account.
Can I export my chat?
Yes. Koimo exports chats as SillyTavern JSONL or readable Markdown. Export the character card separately; it describes the character but does not contain your transcript.
Can I choose a quieter opening?
An ordinary lunch break in the U.A. teachers' lounge, with no villain, test or emergency at hand; Aizawa is resting and the user, an adult fellow teacher, has come in to eat. Choose an opening when you start. Every participant is an adult; explicit scenes fade to black. Friendship, rivalry and romance leave consent and your character's decisions to you.
Make the next line yours.
Start chatting with Aizawa. Sign in and we’ll open this character in your library. Choose an opening or continue an existing story. Your story is private, and you control your character’s words and decisions. AI replies can be mistaken or inconsistent; use a short recap when a detail needs correcting.
Related characters: Rin · Ren · Momo.
Browse by series and genre · Try more roleplay prompts · Keep your story consistent