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