Achievements (Steam)
A Miserable Debut - Here comes the heroine.
A Sweet Journey - You've had a sweet journey with the heroine, right?
At Your Service - Meet with the manager.
Flowing Time - Found out the designer of the teahouse.
Gift From the God of the Mountain - Received the gift from the god of the mountain.
OH LOOK! I'm Not Just Buying to Idle! - To prove this, I clicked "Start Game".
Perhaps I was Dazed - Meet with the girl.
Watch the Credits - Thank you for watching the entire credits (Hint: It's in the extras menu!).