Here is the full list of all 51 Way of the Samurai 3 (EU) trophies - there are 42 bronze, 5 silver, 3 gold and 1 platinum.
Acquired all the Trophies.
Mastered all skills of Upper Stance.
Mastered all skills of Middle Stance.
Mastered all skills of Side Stance.
Completed and discovered all Endings.
Mastered all skills of Ninja Stance.
Mastered all skills of Draw Stance.
Mastered all skills of Spear Stance.
Mastered all skills of Single Stance.
Created a weapon.
Mastered all skills of Lower Stance.
Obtained 20 titles.
Cleared game with more than 120% Samurai Rating.
Cleared the game in Hard difficulty.
Cleared the game in Instant Kill difficulty.
Obtained 50 different weapons.
Mastered all skills for thirty weapons.
Completed and discovered 5 Endings.
Completed and discovered the True Ending.
Defeated Shuzen Fujimori.
Cleared the game in Normal difficulty.
Mastered all skills of Ninja Dual Sword Stance.
Mastered all skills of Dual Sword Stance.
Learned a total of 100 skills.
Mastered all skills of Bare Hands Stance.
Completed 50 jobs successfully.
Mastered all skills for a weapon.
Obtained 5 titles.
Completed the game.
Cleared the game in Easy difficulty.
Played more than 10 hours.
Obtained a partner.
Defeated Sensei at the Dojo.
Forged a weapon for the first time.
Defeated an enemy with Blunt Attack using a weapon with zero durability.
Achieved 100 Chain Kills.
Achieved 10 Chain Kills.
Learned a total of 10 skills.
Obtained 10 different weapons.
Total Samurai Points exceeded 10000 points.
Killed an enemy using a weapon with zero durability.
Obtained all Outfits.
Obtained all Heads.
Total Samurai Points exceeded 2000 points.
Broke an opponent's weapon.
Obtained an extra Sword Safe.
Defeated an opponent with a Blunt Attack.
Completed a job successfully.
Learned a skill for the first time.
Fist time killing an enemy.
Total Samurai Points exceeded 200 points.