Here is the full list of all 47 Yakuza 4 Remastered achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Acquire all achievements in the game.
Defeat Amon and get through all the substories.
Collect ten emblems from survivors during gang encounters.
Win the first point in Four-Ball billiards.
Achieve a hat trick in darts.
Destroy 100 weapons you pick up playing as Kiryu.
Sing all songs at karaoke.
Knock over 100 people you pass by.
Achieve a turkey in bowling.
Receive business cards from all hostesses, including ones you train in "Hostess Maker."
Have a hostess wear a present you give her.
Purchase five guns playing as Saejima.
Earn 1,000,000 yen playing as Akiyama.
Gather at least one outfit from each category in "Hostess Maker."
Clear all Ultimate Skill missions.
Acquire the title "Star of the Coliseum."
Have one of your apprentices win the Rookie Tournament in "Fighter Maker."
Golf and fish five times each.
Play all non-casino gambling games.
Play all casino gambling games.
Acquire 10,000 casino points playing as Tanimura.
Win a round by forming a concealed hand containing seven unique pairs in mahjong.
Traverse 100 kilometers or more.
Play all minigames at Club SEGA.
Achieve a promotion in shogi.
Create one or more weapons for each weapon category.
Collect all Memos in the Pause Menu.
Smash the ball three times in one match.
Have a hostess invite you on an after-work date.
Become a VIP member at the massage parlor.
Clear Legend Mode.
Successfully hit two panels at once at the batting center.
Order something at least once at each restaurant.
Complete or finish forty substories.
Max out all characters to level 20.
Possess 10,000,000 yen or more.
Complete or finish twenty substories.
Acquire three Revelations.
Clear the Finale.
Clear Normal Mode without reverting to Easy Mode.
Clear Part 4 of the story.
Clear Part 3 of the story.
Complete or finish four substories.
Pick up 20 pieces of trash around the city.
Clear Part 2 of the story.
Clear Part 1 of the story.
Open five coin lockers.