Hello, Goodbye achievements

Hide the text box once while playing the game

Listen until the end of Yukishiro George's first speech

Start a new game for the first time

Start a new game after clearing a route

Clear the minigame

Play the game after changing both auto-mode speed and minimum wait time

Try out all available window resolutions

Unlock all achievements

Finish May's route

Finish Koharu's route

Play the game with all save slots used

Finish Suguri's route