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