Here is the full list of all 50 New Little King's Story trophies - there are 38 bronze, 9 silver, 2 gold and 1 platinum.
You fulfilled ALL accomplishments in the kingdom!
Everyone Lived Happily Ever After
Lived happily ever after with a pure and innocent person
Lived happily ever after with a supple and beautiful person
Lived happily ever after with a person who loves music
Lived happily ever after with a mysteriously reunited person
Lived happily ever after with a cute person
Lived happily ever after with a defiant person
Lived happily ever after with a flowery person
Collected 100,000,000 Bol
Completed the Record Encyclopedia
Lived happily ever after with that special someone
Stopped Destruction of the World
Completed the Gourmet Encyclopedia
Used JUMP! Cannon Over 50 Times
Completed the Monster Encyclopedia
Completed the Gem Encyclopedia
Completed the Animal Encyclopedia
Completed the Spot Encyclopedia
Completed the Humming Encyclopedia
Completed All Kingdom Plans
Carefree Population Reached 100 People, Causing a Job Shortage
Obliterated Weirdo
Obliterated Blue Dragon
Kissed a Princess 10 Times
Obliterated Radeeze
Acquired 20 Types of Masks
Obliterated Mush Geezer
Obliterated Casanova
Obliterated Pervy Producer
Cleared 30 Quests
Obliterated Blitzing Birds
Obliterated Dessert-lovers
Obliterated Troublesome Drunkards
Obliterated 100 Onii
Acquired 20 Types of Outfits
Cleared 15 Quests
Obliterated Ogre Ergo
Total Number of Incapacitated Citizens Reached 50
Collected 15 Types of Weapons
Obliterated Owl Yamanba
Obliterated Mush Bro
Obliterated Clockwork Knight
Obliterated Onii Followers
Obliterated Yvonne
Cleared Liam's tutorial
Obliterated Cow Bones
Screamed at the Sea
Saved 100,000 Bol and built your first workhouse
Cleared the escape tutorial