Here is the full list of all 51 Way of the Samurai 4 trophies - there are 38 bronze, 11 silver, 1 gold and 1 platinum.
Finished the game in harakiri mode.
Learned all moves associated with the spear style.
Learned all moves associated with the shinobi dual arms style.
Learned all moves associated with the side ready position.
Learned all moves associated with the one-handed ready position.
Learned all moves associated with the shinobi style.
Acquired 10,000 samurai points.
Learned all moves associated with the low-ready position.
Successfully completed 100 night crawling appointments.
Learned all moves associated with the quick-draw style.
Learned all moves associated with the high-ready position.
Learned all moves associated with the mid-ready position.
Learned all moves associated with hand-to-hand combat.
Learned all moves associated with the dual arms style.
Acquired 100 different weapons.
Destroyed 10 enemy weapons.
Acquired all titles.
Created a new fighting style.
Mastered the Tokyu fighting style.
Learned all moves associated with the gun wielding style.
Caught a total of 100 fish.
Finished the game in hard mode.
Ate all the food from restaurants and food vendors.
Mastered 100 moves total.
Watched the "Light of Hope" ending.
Acquired 50 styles, not including My Style.
Successfully completed the final job mission.
Melted 100 weapons total.
Acquired 9,999 skill points.
Successfully completed 100 job missions.
Caught the legendary fish.
Defeated a dojo challenger.
Forged an original weapon.
Defeated your character from a previous playthrough.
Completed 100 combo strikes.
Enlisted a new disciple for the first time.
Changed Sensei's destiny.
Caught a fish for the first time.
Won 10 times at gambling.
Changed Dojima's destiny.
Survived the torture game.
Succeeded in a night crawling mission.
Made a night crawling appointment.
Played through to the ending.
Successfully completed a job mission for the first time.
Strengthened own weapon for the first time.
Mastered a new move for the first time.
Killed an enemy for the first time.
Acquired all trophies.
Unlocked all fashion items.
Defeated 15 invading duelists.