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