| System | Opens the configuration screen. |
| Save | Opens the save screen. |
| Load | Opens the load screen. |
| Title | Returns to the title screen. Unsaved data will be discarded. |
| Profile | Displays the heroine's student ID. It can also be shown during the main game. |
| Personality Change | Allows you to change the heroine's personality. This affects difficulty and dialogue. |
| Parameters | Shows a history of actions performed during the main game. |
| Clothing Transparency | Displays the smartphone UI during the main game to make clothing transparent. |
| Underwear Change | Allows you to change the heroine's underwear and clothing. Changes take effect the next day. |
| Body Modification | Allows you to change the heroine's bust size and hair color. |
| Time Stop | Stops everything during the main game, making the player invincible, but the heroine will not react. After time stop is lifted, sensitivity increases based on prior actions. |
| Recognition Inhibition | Makes the player undetectable to everyone, including the heroine, during the main game, effectively making the player invincible. |
| Hacking | Triggers specific cornering events when possessed. |
| Surrender | Triggers a game clear event based on achievement completion rate. |
| Achievements | Unlocks events achieved during the game as achievements. |