Defeated Mokou.
Spoke with Reimu at the Hakurei Shrine.
Saw any of the endings.
Saw the true ending.
Dealt over 10,000 damage in a single hit as Remilia or Sakuya.
Raised Remilia or Sakuya's HP above 5000.
Raised Remilia or Sakuya's critical hit rate to 50% or higher.
Raised Remilia or Sakuya's item drop rate to 300% or higher.
Landed a chain of 100 or more consecutive hits as Remilia or Sakuya.
Bought a capsule toy at the Kourindou shop.
Have more than 300,000 coins in your possession as Remilia or Sakuya.