✨ Now in Open Beta

AI Anime Characters That Remember You

Chat with AI anime characters who remember you, react to your story, and live in beautiful illustrated worlds.

Start Your Story See How It Works

Free to play · No download required

Explore Beautiful Anime Worlds

Every conversation happens inside an illustrated scene with ambient music, particles, and day/night cycles.

Sakura Café — anime illustrated scene in Yumekai

Sakura Café Cozy

Rooftop Garden — anime illustrated scene in Yumekai

Rooftop Garden Serene

The Grand Library — anime illustrated scene in Yumekai

The Grand Library Quiet

Training Grounds — anime illustrated scene in Yumekai

Training Grounds Intense

Dorm Room — anime illustrated scene in Yumekai

Dorm Room Peaceful

Why Yumekai?

They Remember You

Characters remember your conversations across sessions. Tell Hana your secret — she'll bring it up weeks later.

One Connected World

What you say to one character affects others. Your story isn't isolated chatbot threads — it's one living narrative.

Immersive Atmosphere

Full-screen anime scenes, ambient music, day/night cycles, and floating particles. It feels like stepping into an anime.

Create Your Own Characters

Design characters with unique personalities and backstories. AI generates their anime portrait — and they come alive in the world.

How It Works

Choose a Location

Enter one of Sakura Academy's illustrated scenes — each with its own atmosphere and characters.

Talk to Characters

Click any character to start chatting. They respond in character with unique personalities and speech styles.

Build Your Story

Characters remember you across sessions. What you tell one character can ripple across others. Your story grows.

Bring Your Dream Characters to Life

Describe a personality, pick an archetype, and our AI creates a unique anime character — complete with a generated portrait.

01 Choose a personality archetype

02 Customize traits & backstory

03 AI generates their anime portrait

04 They join the world — chat with them

What Are Dream Coins?

Dream Coins are Yumekai's currency. Use them to create characters and keep chatting beyond your daily limit.

Create characters

AI-generated anime portraits with unique personalities

Extra messages

Keep chatting beyond your daily free limit

Premium styles

Unlock special art styles like watercolor and retro 90s

Meet the Characters

Five unique personalities waiting at Sakura Academy — plus create your own

Hana Mizuki

Gentle Senpai

Warm and caring, always looking out for you

Kaito Renjō

Hot-Blooded Rival

Competitive and fierce, but loyal to the core

Yuki Shirase

Mysterious Loner

Quiet and enigmatic, hiding secrets beneath

Mio Asakura

Energetic Kouhai

Boundless energy and an infectious laugh

Ren Takamura

Cool Strategist

Always three steps ahead, respected and feared

Simple Pricing

Start free. Upgrade when your story deepens.

Free

$0 forever

✓ 15 messages per day
✓ 1 custom character
✓ 30 Dream Coins to start
✓ Within-session memory

Get Started

Dreamer Pro

$9.99 /month

✓ 100 free messages per day
✓ 80 Dream Coins every month
✓ 15 character slots
✓ Characters remember everything about you
✓ What you say to one character affects others
✓ Premium art styles & multiple variants

Upgrade to Pro

Frequently Asked Questions

What is Yumekai? +

Yumekai (夢界, "dream world") is an immersive AI anime platform. You chat with AI characters inside beautiful anime scenes. Characters remember you, and what you tell one character can affect how others treat you.

Is it free? +

Yes! Free users get 15 messages per day, 1 custom character, and 30 Dream Coins to start. You can buy more coins or upgrade to Dreamer Pro for the full experience.

What are Dream Coins? +

Dream Coins are Yumekai's in-app currency. Use them to create AI-generated anime characters (30 coins each) and send extra messages beyond your daily limit (1 coin each). You get 30 free on signup, and Pro members get 80 every month.

Do characters really remember me? +

Pro users get full persistent memory — characters remember your conversations across sessions and share awareness with each other. Free users get within-session memory.

Can I create my own characters? +

Absolutely! Choose a personality archetype, customize traits and backstory, and our AI generates a unique anime portrait for them. They join the world and you can chat with them.

What AI model do you use? +

We use state-of-the-art language models optimized for character roleplay. The same quality model is available to all users — we don't paywall AI quality.

Is it available in Japanese? +

Yes! Yumekai supports English and Japanese. Characters respond naturally in your preferred language.