Here is the full list of all 29 Fashioning Little Miss Lonesome achievements.
Play Miki's bonus scenes.
Get every ending.
Bring Saito back from the brink.
Avoid commitment with all your might.
Announce your love to the world.
Make your ship canon.
Start the 3P route.
Stake your claim in front of everyone.
Make a new... friend...
Choose Miki over modeling.
Gamedev is hard, kids.
Have Daddy pull some strings.
Force Saito to take desperate measures.
Hell is other women.
Send 'em running for the hills.
Get a little too comfortable with comfort food.
HAHAHAHAHAHAHAHAHAHA!
¯\_(ツ)_/¯
Make a career out of your bitchface.
Get Miki's hopes up.
Join a cult, er, empire.
Wow. That was uneventful.
Play Saito's bonus scenes.
Entrust Saito with your entire life.
Down, boys!
Make 'em walk a mile in your fishnets.
Don't get on his bad side! Oops, too late.
He's harmless... right?
Start the game.