Here is the full list of all 49 Yakuza 4 trophies - there are 38 bronze, 7 silver, 3 gold and 1 platinum.
Acquire all trophies in the game.
Clear Extra Hard Mode.
Clear all Ultimate Skill missions.
Clear Normal Mode without reverting to Easy Mode.
Clear the Finale.
Defeat Amon and get through all the substories.
Clear Part 4 of the story.
Max out all characters to level 20.
Obtain the trophy prize in pachinko.
Collect ten emblems from survivors during gang encounters.
Collect two of each different tile pattern in mahjong.
Achieve a promotion in shogi.
Sing all songs at karaoke.
Receive business cards from all hostesses, including ones you train in "Hostess Maker."
Destroy 100 weapons you pick up playing as Kiryu.
Create one or more weapons for each weapon category.
Clear Part 3 of the story.
Complete or finish forty substories.
Traverse 100 kilometers or more.
Acquire 10,000 casino points playing as Tanimura.
Clear Part 2 of the story.
Have one of your apprentices win the Rookie Tournament in "Fighter Maker."
Acquire the title "Star of the Coliseum."
Complete or finish twenty substories.
Order something at least once at each restaurant.
Purchase five hand guns playing as Saejima.
Clear Part 1 of the story.
Gather at least one outfit from each category in "Hostess Maker."
Have a hostess wear a present you give her.
Have a hostess invite you on an after-work date.
Acquire three Revelations.
Collect all Memos in the Pause Menu.
Earn 1,000,000 yen playing as Akiyama.
Possess 10,000,000 yen or more.
Play all non-casino gambling games.
Play all casino gambling games.
Complete or finish four substories.
Smash the ball three times in one match.
Become a VIP member at the massage parlor.
Golf and fish five times each.
Win the first point in Four-Ball pool.
Open five coin lockers.
Successfully hit two panels at once at the batting center.
Knock over 100 people you pass by.
Pick up 20 pieces of trash around the city.
Achieve a turkey in bowling.
Achieve a hat trick in darts.
Play all minigames at Club SEGA.
View all Reminiscences from YAKUZA to YAKUZA 3.