STONE SIGNATURE

Finite Field, K.K.

About this app

STONE SIGNATURE is an app for creating a personalized Japanese seal from your name.

Choose meaningful kanji based on your name, generate a balanced seal design with AI, preview the result, and order a custom natural stone seal from your device.

Create a seal that feels uniquely yours:
- Enter your name or desired seal text
- Receive kanji suggestions with meaningful character options
- Generate refined seal designs with AI
- Preview your seal before ordering
- Choose your favorite natural stone
- Review your order and complete checkout securely through Stripe

STONE SIGNATURE is designed for people who want a personal, timeless seal with a simple creation flow. From the first idea to the final order, the app guides you through each step so you can create a seal that reflects your name, style, and story.

The app supports both English and Japanese, making it easy to design and order a custom seal wherever you are.

What’s new

- Fixed an issue where a network error could occur during AI seal design generation.
- Improved seal design generation speed.
- Improved upgrade handling so saved seal designs, order drafts, and first-launch settings are preserved.