Your words. Your deck.

Create your account

A little less collecting vocabulary. A little more remembering it.

1
Create an account
No email, invitations, or social login.
2
Choose your Mochi deck
We check your key and the exact deck before connecting it.
3
Copy your private connection URL
Add it in ChatGPT. No second sign-in or OAuth approval.

ChatGPT is only needed for adding cards from a conversation. You can manage your account here without connecting it.

Start with your account

Already here? Sign in.

Username3–32 letters, numbers, or underscores.Password12–128 characters.

Mochi API keyEncrypted on the server. Never shared with ChatGPT.

Mochi Pro is required. Find your key in Mochi under Account Settings → API keys.

Destination deck nameUse the exact name of an existing deck. You can change it later.I agree to the privacy disclosure and voice terms, including the VOICEVOX and 四国めたん terms.

Made for the Japanese you actually use.VOICEVOX:四国めたん · Credits & privacy