You spoke to the black cat for the first time.
You lent the cook a hand.
Read the Book of Death.
You parted with the frog.
You got the question wrong on purpose.
Spoke to the tadpole three times.
You picked up the watch.
Picked up the cute little bottle.
Got rid of the black cat's corpse.
Said your last farewell to the will of the house.
Read all of the Witch's Diary.
Read all of the past stories.
Watched every death scene.
Reached the Normal ending.
Reached the True ending.
Reached the True ending in Extra mode.
Reached the witch's room without talking to the black cat a single time.
Completed the game without entering the witch's house.