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.
Obtained 20 titles.
Created a weapon.
Mastered all skills of Lower Stance.
Mastered all skills of Middle Stance.
Mastered all skills of Single Stance.
Mastered all skills of Ninja Stance.
Mastered all skills of Spear Stance.
Mastered all skills of Draw Stance.
Mastered all skills of Upper Stance.
Mastered all skills of Side Stance.
Obtained a partner.
Mastered all skills for thirty weapons.
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.
Learned a total of 10 skills.
Defeated Sensei at the Dojo.
Completed and discovered all Endings.
Cleared the game in Hard difficulty.
Killed an enemy using a weapon with zero durability.
Defeated an enemy with Blunt Attack using a weapon with zero durability.
Broke an opponent's weapon.
Completed 50 jobs successfully.
Cleared the game in Instant Kill difficulty.
Obtained 50 different weapons.
Played more than 10 hours.
Completed a job successfully.
Mastered all skills for a weapon.
Completed and discovered 5 Endings.
Obtained 5 titles.
Cleared game with more than 120% Samurai Rating.
Cleared the game in Normal difficulty.
Completed and discovered the True Ending.
Completed the game.
Cleared the game in Easy difficulty.
Defeated Shuzen Fujimori.
Achieved 100 Chain Kills.
Achieved 10 Chain Kills.
Defeated an opponent with a Blunt Attack.
Obtained 10 different weapons.
Forged a weapon for the first time.
Learned a skill for the first time.
Total Samurai Points exceeded 10000 points.
Obtained all Outfits.
Obtained all Heads.
Total Samurai Points exceeded 2000 points.
Obtained an extra Sword Safe.
Total Samurai Points exceeded 200 points.
Fist time killing an enemy.