Here is the full list of all 45 Yakuza 3 trophies - there are 36 bronze, 5 silver, 3 gold and 1 platinum.
Earn all other trophies in the game.
Beat the game on Extra Hard.
Complete all minigames.
Earn a combined total of 10,000 points in cee-lo, cho-han, koi-koi and oicho-kabu.
Get a hat trick in darts.
Get a break ace in Nine-Ball pool.
Accumulate 10,000,000 yen.
Complete all substories.
Hit a 350 yard drive in Competition Mode in golf.
Complete 80 substories.
Order the most expensive item(s) in all restaurants.
Initiate 10 battles by using first-person mode.
Hit 2 panels with one ball in the Hard game at the batting cage.
Complete trophy conditions for the games in the arcade. Get 10 stuffed animals in UFO Catcher, and get a high score in the shooting game.
Earn a combined total of 10,000 points in poker, roulette and blackjack.
Claim victory in all Coliseum tournaments.
Catch a tuna.
Remove 30 pieces of garbage from Sunshine beach.
Play all rounds in Ultimate Skill mode after beating the game.
Open all the lockers in the top row in both Kamurocho and Downtown Ryukyu.
Get a turkey while bowling.
Apprehend all hitmen.
Beat the game.
Defeat Mine in Chapter 12.
Knock over 100 people.
Defeat Fuma in Chapter 10.
Complete 50 substories.
Sing all songs at karaoke.
Complete 30 substories.
Encounter all the masters.
Finish 50 battles with HEAT actions.
Break 100 weapons picked up in battles.
Run 42.195km.
Defeat Lau Ka Long in Chapter 8.
Defeat Majima again in Chapter 7.
Defeat Kanda in Chapter 6.
Defeat man in black suit in Chapter 5.
Defeat Hasebe in Chapter 4.
Have your first Revelation.
Remove 5 pieces of garbage from Sunshine beach.
Complete 10 substories.
Make a mod weapon.
Defeat Tamashiro in Chapter 3.
Defeat Rikiya in Chapter 2.
Defeat Majima in Chapter 1.