Contact Us
Bug reports, feature suggestions, content corrections, or advertising inquiries — we'd love to hear from you.
Send your message to the address below. We aim to reply within 2–3 business days.
ntaek1026@gmail.com
What to Include
Bug Reports
If the game isn't working correctly or the layout looks broken, please include the following so we can fix it quickly:
- Which game (Sudoku or Gomoku)
- Device and browser (e.g., iPhone Safari, Chrome on Windows)
- Description of the issue and a screenshot if possible
- Steps to reproduce the problem
Feature Suggestions
Have an idea for a new feature, difficulty level, or game mode? We review every suggestion, and popular ideas get prioritized in future updates.
Content Corrections
If you spot a factual error or typo in any of our guides, please let us know. We're committed to providing accurate information and will update the page promptly.
Advertising & Partnerships
For advertising placement or content partnership inquiries, email us and we'll get back to you after review.
Frequently Asked Questions
My progress isn't saving
sotjun.com uses your browser's local storage to save game progress. If you're using private/incognito mode or have cleared browser data, your saves may be lost. Account-based cloud saving is not currently supported.
The layout looks broken on my phone
Please send us your device model, browser, and a screenshot. We've verified normal operation on iOS Safari and Android Chrome — any other issues will be investigated and fixed.
The Gomoku AI feels too easy or too hard
Adjustable AI difficulty is not available yet, but it's on the roadmap. If you have feedback on the current AI behavior, feel free to send it — we take these into account when planning updates.