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