English:
Yearly subscription on Google Play has been auto-updated on 2018/12/11, but my account is now downgraded to free version.
Japanese:
Google Playで年間定期購入が2018/12/11に自動更新されたのですが、アカウントがFree版になってしまいました。
Thank you very much for your support!
Your Pro account has been updated on Dec 12 2018, please check by refreshing your web version and manually sync your phone and desktop version.
If any further questions, please feel free to contact us.
Have a nice day!