Ask clothier to make a dress that takes people’s breath away, haggle for luxurious material (must be successful), wait for the clothier to come back, kiss the clothier and accept her offer!

Get a curved blade from the shady man (failure outcome), track the swine (recommend failing), fight it with your sword, and get the tip of the blade fly into the air. (Recommend saving during choice just in case you somehow got lucky and won without getting pinned instead)

Reassure her that you will be there, people watch without accidentally pointing, ask about her hobbies, find a place to dance alone with her without failing. (Aka, if the balcony is full. Recommend saves.)

Make all positive impacts on the business before meeting the tooth fairy, (Recommend having rosemary herb for kitchen, recommend saving.), Accept joining the job.

ask about the copper girl's oxidization (without making her insecure), give her your hat, take her to somewhere, give her the star, and ask her to stay.

(NOTE) I've only gotten the Outsider Knowledge once, so theres chance's this won't work, so I suggest saving at the start of the ball and try choices on your own.

To get the trait "culinary liar", the mushroom must be in a scene where they can pick to get eaten. (Competition, Hog, Childrens, Chef, Assassin, ETC.)

Once you unlock them, get any endings and they should be unlocked in the Mushipedia.