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