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