Overview
This page provides official support information for fuku services and mobile apps. You can contact me directly if you have any questions, find bugs, want to request new features, or have issues with your account or purchases.
Contact
Email: izag8216 at gmail dot com
I will reply as soon as possible. If many inquiries arrive, it may take up to 3 business days.
What to include in your email
- App name and version
- Device model and OS version (for example, iPhone 14 / iOS 18)
- Detailed description of the issue or question
- Steps to reproduce the issue, if applicable
- Screenshots or screen recordings (if available)
- For purchase issues: Apple App Store or Google Play receipt or order number
Support coverage
- Installation or login problems
- In-app purchases (IAP), subscriptions, restoring purchases
- App crashes, performance problems, UI issues
- Data, privacy, or account deletion requests
- General questions or feedback
Purchases, refunds, and billing
All payments and refunds for mobile apps are managed by Apple or Google.
For refund requests, please use Apple's "Report a Problem" page or Google Play's "Order History" page.
I can provide general guidance if you contact me by email.
Data and privacy
I handle your data according to my Privacy Policy.
If you wish to access, correct, or delete your personal data, please contact me by email.
Availability
Support is available on business days (excluding weekends and holidays).
Responses may be delayed during maintenance or high-traffic periods.
Languages
Support is available in Japanese and English. You can write in either language.
Legal
Use of my apps and services is subject to my Terms of Service and Privacy Policy.
App availability and features may vary by device and region.
Apple, App Store, Google Play, and related marks are trademarks of their respective owners.