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