Contact
For questions about our apps, please email us at the address below.
Including the following information helps us respond more quickly:
- App name
- Your device and OS version (e.g. iPhone 16 / iOS 26.0)
- App version
- Details of your question (for bugs, the steps to reproduce and what happened)
It may take a few days for us to reply. We can answer in English or Japanese.
FAQ
Please also check the support page of each app.