[Notice] Gameplay Log Collection for Game Balance and Improvements
Dear Magical Girls · published
Hello, Magical Girls.
Starting with the v1.0.1 update, GIGABlock Studio will collect certain gameplay records generated while playing Dear Magical Girls in order to improve combat balance, story structure, and the overall flow of the game.
Gameplay logs automatically transmitted by the game do not contain direct identifiers such as real names, email addresses, or phone numbers. A randomly generated installation identifier created when the game is installed is used to distinguish players.
Collection Period
Effective date: August 1, 2026
Retention period for each log: Up to 12 months from the date of collection
Logs will be deleted promptly when the retention period expires or the purpose of collection has been fulfilled.
Backup copies and data in the trash of Google services may be deleted according to Google’s deletion schedule.
Purposes of Collection
Improving stage and difficulty balance
Analyzing the effectiveness of weapons, modules, abilities, and upgrades
Analyzing player deaths, retries, and drop-off points
Analyzing story viewing and skipping behavior
Analyzing progression after saving and loading
Identifying errors and improving log data quality
The collected information will not be used for advertising, marketing, credit scoring, or sale to third parties.
Privacy Policy
GIGABlock Studio (hereinafter referred to as the “Operations Team”) publishes this Privacy Policy to protect the personal information of users of Dear Magical Girls (hereinafter referred to as the “Game”) and to respond to related inquiries.
Data Controller: GIGABlock Studio
Privacy Inquiries: [email protected]
Effective Date: August 1, 2026
Users may request the deletion of logs by sending the time at which they exited the Game and the details of their request to [email protected]. The Operations Team will delete logs collected within one hour before and after the reported exit time.
1. Information We Collect
1-1. Player and Session Identification Information
A randomly generated installation identifier (UUID) created when the Game is installed
Gameplay session identifier
Game build version
Game display language
Session start and end status
Last stage reached and progression point
1-2. Combat and Balance Information
Stage, wave, difficulty, and number of attempts
Whether a stage was started, cleared, failed, ended in death, or exited before completion
Clear time and total playtime
The wave in which the player died or the base was destroyed
Mana gained and spent
Damage dealt to the base and the time at which the damage occurred
Number of times Time Stop was used
Number of vertex movements and average barrier area
Whether each weapon and module was used, and the damage dealt by each
Damage dealt by enemy type
Equipped abilities and module combinations
Upgraded options, number of upgrades, and Mana spent
1-3. Story Usage Information
Episode and story sequence identifiers
Whether the story appeared before or after a stage
Dialogue order and speaker identifier
Character count of each line
Time spent on each line
Manual or automatic playback mode and playback speed
Whether the story was skipped using the Z key
Episode, script, and dialogue position where a skip occurred
Whether an episode was completed and total viewing time
1-4. Progression and Settings Change Information
Save and load events
Save slot or identifier used to distinguish save data
Stage and progression point at the time of saving or loading
Difficulty values before and after a change
Episode, script, and dialogue position where the difficulty was changed
Progression point at the end of a session
1-5. Information Not Included in Gameplay Logs
Real name, email address, phone number, or address
Steam ID or Steam profile information
Chat messages or text written by the user
Payment or financial information
Detailed hardware specifications such as CPU, GPU, or RAM
Records of files or programs used outside the Game
Precise location information
2. Purposes of Processing Personal Information
The collected information is used only for the following purposes:
Analyzing stage clear rates and retry rates
Analyzing the balance of weapon, module, and ability combinations
Conducting statistical analysis of upgrade options and combat results
Analyzing correlations between player behavior and clear rates
Analyzing story viewing, skipping, and drop-off points
Analyzing difficulty changes and progression failure points
Reviewing progression after saving and loading
Identifying game errors and abnormal log entries
3. Retention and Deletion Periods
Original gameplay logs: Up to 12 months from the date of collection
Analytical data generated using installation identifiers: Up to 12 months from the date of creation
Records of privacy-related inquiries: Up to 7 days after the inquiry has been resolved
Information will be deleted in a manner designed to make recovery difficult when its retention period expires or its processing purpose has been fulfilled. Separate deletion schedules under Google’s service policies may apply to data stored in Google Drive’s trash or backup systems.
When a user submits a separate deletion request, the Operations Team will delete logs collected within one hour before and after the reported Game exit time.
4. Outsourcing and International Transfer of Personal Information
The Operations Team uses Google services to receive and store gameplay logs.
Recipient: Google LLC and Google’s subprocessors
Services Used: Google Apps Script and Google Drive
Information Transferred: Gameplay logs described in Section 1 of this Policy
Purpose of Transfer: Receiving, storing, backing up, and analyzing gameplay logs
Time of Transfer: When gameplay logs are generated and transmitted during gameplay
Method of Transfer: Encrypted HTTPS communication
Destination Countries: Countries in which Google operates data centers or personal information processing facilities
Retention Period: Up to 12 months from the collection date of each log
Related Policy: Google Privacy Policy
5. Disclosure to Third Parties
The Operations Team does not sell users’ personal information and, in principle, does not disclose it to third parties except for processing through Google services or where permitted by applicable law.
6. User Rights
Users may exercise the following rights:
Request deletion of retained logs
Submit inquiries or objections regarding the processing of personal information
To request log deletion, users may send the time at which they exited the Game and the details of their request to [email protected]. The Operations Team will delete logs collected within one hour before and after the reported exit time.
Uninstalling the Game does not immediately delete logs that have already been transmitted to the server.
Users who wish to have existing logs deleted must submit a separate request to the Operations Team.
7. Personal Information Protection Measures
The Operations Team applies the following protective measures:
Transmission of logs using HTTPS
Separation of installation identifiers from direct identifying information
Restriction of log access to authorized personnel who require it
Separation of log upload permissions from viewing and deletion permissions
Management of log access and deletion records
Regular deletion of logs whose retention periods have expired
Use of minimum sample sizes when sharing analysis results
No sharing of Google Drive files with unrelated third parties
8. Cookies and Tracking Technologies
The Game does not use web browser cookies.
A random installation identifier is created when the Game is installed and stored in the Game’s local storage to distinguish players. This identifier is not used to track activity on other websites or applications or for advertising purposes.
9. Changes to This Privacy Policy
If this Policy is changed, the Operations Team will provide notice of the changes and their effective date through the Steam store page, an in-game notice, or an official announcement.
Effective Date: August 1, 2026
Thank you.