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