: Introduced the 1st "love events" for the six main girls and a Developer mode allowing players to test changing love routes.

This release was a "Public Release" published by developer in November 2022. Key Features of Version 0.4

As a major update at the time, version 0.4 introduced several content additions and gameplay systems:

: Added a checklist for first friend events, a new guide system, and a gallery unlocker for specific character events.

: The developer noted that a "bell sound" in choice menus indicates a correct selection toward favorable outcomes.