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