Here is the full list of all 50 Yakuza 3 Remastered achievements. It takes around 80-100 hours to unlock all of the achievements on Windows.
Earn all other achievements in the game.
Play all rounds in Ultimate Match mode after beating the game.
Beat the game on Legend difficulty.
Complete all minigames.
Catch a tuna.
Complete all substories.
Win a game of shogi without ever moving your king.
Sing all songs at karaoke.
Spend 300,000 yen in one visit to a hostess club.
Complete the game.
Defeat Mine in Chapter 12.
Apprehend all hitmen.
Get a break ace in nine-ball pool.
Order the most expensive item in all restaurants.
Accumulate 10,000,000 yen.
Claim victory in all Coliseum tournaments.
Defeat Joji Kazama in Chapter 10.
Create a fashionable hostess.
Knock over 100 people.
Pick up 30 pieces of trash from the beach in front of Morning Glory.
Complete 80 substories.
Win a hand of mahjong when you only have 1 tile concealed.
Earn a combined total of 3,000 points in poker, roulette, and blackjack.
Encounter all the masters.
Defeat Lau Ka Long in Chapter 8.
Defeat Majima again in Chapter 7.
Get a turkey while bowling.
Defeat Kanda in Chapter 6.
Run 42.195km.
Win 5 stuffed animals in UFO Catcher and get a high score in a shooting game.
Complete 50 substories.
Make a modded weapon.
Hit 2 panels with one ball in the Hard Game at the batting cage.
Play both massage modes.
Defeat the man in black in Chapter 5.
Defeat Hasebe in Chapter 4.
Have your first Revelation.
Complete 30 substories.
Break 30 weapons picked up in battle.
Complete 10 substories.
Pick up 5 pieces of trash from the beach in front of Morning Glory.
Earn a combined total of 3,000 points in cee-lo, cho-han, koi-koi, and oicho-kabu.
Finish 10 battles with Heat Actions.
Open a total of 10 lockers in Kamurocho and Downtown Ryukyu.
Get a hat trick in darts.
Defeat Tamashiro in Chapter 3.
Hit a 350-yard drive during a tournament in golf.
Initiate 3 battles using first-person mode.
Defeat Rikiya in Chapter 2.
Defeat Majima in Chapter 1.