Cotomo is an AI app that lets you enjoy natural, human-like conversations.

Enjoy lifelike, human-like conversations with AI voiced by professional voice actors, both through text chat and voice conversations.

This is the only app in Japan that lets you create AI characters with voices performed by official professional voice actors.(※)

Freely create your own AI character, or talk to a wonderful character created by someone else.
From romantic talk to slightly embarrassing topics, casual chit-chat, and even extraordinary role-playing, you can enjoy the kinds of conversations that only AI can provide.

💬 Recommended for the following situations:
・When you just want to have a quick chat
・When you want someone to listen to your everyday happenings or worries
・When you want a change of pace between work or study sessions
・When you want a gentle voice to talk to before bed
・When you want a little extra warmth during your alone time

When those times come up, try talking to Cotomo.
A new experience awaits you, as if you're truly connecting with an AI character.

🌸 Feature 1: An AI character that can bring your ideal life to life
With Cotomo, you can freely set the name, icon, personality, and speaking style to create your own unique AI character.

You can transform it into a gentle, encouraging friend or a reliable confidant, depending on your imagination.

You can also choose from 19 voice actors, creating a realistic experience that makes you feel like you're talking to the real thing.

You can freely chat at your own pace, using either voice or text.

🎭 Feature 2: A conversation mode to suit your mood
Cotomo has many conversation modes.
Switch conversation styles to suit your mood and purpose that day.

・Simple (normal mode for casual conversation)
・Everyday conversation (natural and fun chat experience)
・Role-play (realistic conversation, like a story)

Cotomo will learn your conversations and grow little by little.

One day, you might get a surprising response that makes you say, "Wow, you remembered that?"
Spending time with AI will bring a little healing and fun to your daily life.

*Based on our own research. We have officially partnered with voice acting agencies to develop AI voices.

*Simple mode is free. Everyday conversation and role-play modes require a fee.

*This service complies with the Personal Information Protection Act and is operated safely in accordance with our privacy policy.