Here is the full list of all 30 forma.8 (JP) trophies - there are 15 bronze, 8 silver, 6 gold and 1 platinum.
Unlock all other trophies
Defeat the Evil forma
Discover the Wrecked Ship
Reach the Dystopian Fortress
Reactivate the SuperShield upgrade
Reactivate the Enhanced Cooldown upgrade
Reactivate the Dual Bomb upgrade
Find all Energy Flowers
Find the lost forma
Unlock access to the Lost Temple
Find the Futuridium ship
Find 25 artefacts
Return to the Mysterious Island by night
Find the first Secret Object
Open all passages
Gain the disguise skill
Defeat the Wrecked Titan
Reactivate your Teleport
Find the depleted Energy Source
Destroy the Guardian Turret
Reactivate the Mini Turbo upgrade
Reunite the alien family
Escape the energy swarm
Reactivate your Turbo
Kill the Corrupted forma
Beat the Fire Plant
Find the first Energy Flower
Find the first artefact
Reactivate your Bomb
Reactivate your Shield