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