Full list of all 51 KINGDOM HEARTS III achievements worth 1,195 gamerscore. It takes around 50-60 hours to unlock all of the achievements in the base game.
The base game contains 45 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 6 achievements worth 195 Gamerscore.
Raise Sora to LV 99.
Destroy the Schwarzgeist, menace of the Ocean Between.
Complete the Adversaries section of the Gummiphone.
Get an A rank on both Flash Tracer courses.
Get a new high score in every Classic Kingdom game.
Finish the game and view the ending.
Begin the final confrontation with Master Xehanort.
Complete the Treasures section of the Gummiphone.
Synthesize the Ultima Weapon.
Reunite with Kairi.
Collect every type of ingredient.
Complete all of the Flantastic Seven missions.
Use the gummi ship to obtain 20 unique treasures.
Use the gummi ship to find and photograph all the constellations.
Gather the seven guardians of light.
Complete the Lucky Emblems section of the Gummiphone.
Adventure through San Fransokyo and complete the story.
Obtain a Keyblade that is fully powered up.
Sink 200 enemy ships in The Caribbean.
Fully power up the Leviathan.
Adventure through The Caribbean and complete the story.
Score at least 600,000 pts. in Frozen Slider.
Defeat 5,000 enemies.
Adventure through Arendelle and complete the story.
Use a link to defeat enemies for the first time.
Adventure through the Hundred Acre Wood and complete the story.
Score at least 70,000 pts. in the Festival Dance.
Adventure through Monstropolis and complete the story.
Hold on to 50 photos.
Defeat 3,000 enemies.
Cast grand magic for the first time.
Adventure through the Kingdom of Corona and complete the story.
Adventure through Toy Box and complete the story.
Defeat 1,000 enemies.
Score at least 12,000,000 pts. in Verum Rex: Beat of Lead.
Earn your first "Excellent" while preparing cuisine.
Get a new high score in one of the Classic Kingdom games.
Adventure through Twilight Town and complete the story.
Snap your first photo.
Adventure through Olympus and complete the story.
Use an attraction to defeat enemies for the first time.
Begin your brand new adventure.
Complete the Synthesis section of the Gummiphone.
Complete the Game Records section of the Gummiphone.
Earn an "Excellent" while preparing every type of cuisine.
Earn all EZ Code merits.
Reach the highest PRO Code merit rank.
Clear KINGDOM HEARTS Ⅲ Re Mind.
Eliminate One Darkness in the datascape.
Eliminate Thirteen Darknesses in the datascape.
Defeat Yozora.