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10.29.2025 UPDATES

Version 4.1.0 Patch Notes

Version 4.1.0 Patch Notes

Maintenance to update the game will start at approx. 12:00 a.m. on October 29, 2025 (PT). This game will be updated to Ver.4.1.0 Once the update is released, the app will need to be updated in order to play. Please check that you have a stable network connection before updating the app. (Wi-Fi recommended)



■Maintenance/Update Schedule
October 29, 2025 at approx. 12:00 a.m. - Around October 29, 3:00 a.m. (PT)



■Mandatory Update:

October 29, 2025 at approx. 3:00 a.m. (PT)

Please note:

• The game cannot be played during maintenance.
• If the maintenance begins while you are playing a show, the results of that show may be lost.
• The maintenance schedule is subject to change without notice.

Ver.4.1.0 update details are as follows.

Reduction of App Memory use

We will be introducing a feature and other improvements to reduce the memory used by the game in the Ver.4.1.0 update ahead of the MYSEKAI release that was announced.



  • Managing the amount of Song Version data saved
  • Song Version Files will be added to File Management in Options so that the amount of Song Versions saved to device can be managed.
  • Players can choose from the following options: Never Save, 50, 100, 200, and Always Save. When the number of saved files exceed the specified number, old Song Version Files will be deleted sequentially.
  • 100 songs will be the default number of versions saved.
  • On the first login after the update, data that exceed the 100 song limit will be deleted. As a result, your login time may take longer than usual.



*If the a Full Download for the songs is performed from Options, this setting will be automatically changed to Always Save.

*If the selected data save option is changed to be lower than the current setting, data that exceeds the changed limit will be erased.

*A redownload is needed to use unsaved data. Please check the connection that is in use while playing.



Expanding the range of automatic deletion for data with low use frequencies/Increasing frequency of automatic data deletion. The periodic deletion of data will include more types of data, and the frequency of deletion will be higher.



Other Updates

  • Addition of external payment banner.
  • Size of the message that appears when a user is banned is set to 350 bytes.
  • Update to support API level 35 for Google Play apps.
  • Update Google Play Billing Library to Ver.7.0
  • Android version only: The required space for the master data download will now be shown (This was already applied to iOS as of Ver.4.0.1)

Bug Fixes

  • Fixed a bug that causes the change in song versions to not be reflected when the song plays after switching song versions in the Playlist tab in the Music Video Viewer
  • Fixed a bug in Auto-Play that causes the Auto-Play counter to not reset when the time passes 4:00AM for the counter reset when Auto-Play is set to play for a fixed number of songs
  • Fixed a bug that caused the cheering in some Virtual Shows to abruptly cut off
  • Fixed a bug that caused a discrepancy in the condition for the Part 2 Not Viewed filter on the Characters screen
  • Fixed to resolve other minor issues.
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