Here is the full list of all 59 Yakuza Kiwami 2 achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Obtained all achievements.
Completed the Majima Saga.
Completed the game in Legend mode.
Complete all substories.
Completed 100% of the Completion List.
Learned all Heat Actions.
Learned all skills.
Completed the "Ultimate Assassin" substory.
Win all the Coliseum's tournaments.
Completed all bouncer missions.
Watched all the videos.
Took 10 photographs.
Learned all Battle Skills.
Defeated all street bosses.
Completed the final chapter.
Lent an ear to all the platinum hostesses.
Completed Chapter 15.
Raised all base stats to maximum.
Completed Chapter 14.
Opened all coin lockers.
Completed Chapter 13.
Registered 30 hostesses.
Donated 1,000,000 yen to Sunflower Orphanage.
Completed Chapter 12.
Completed Chapter 11.
Played all minigames.
Completed Chapter 10.
Broke the limit on a base stat.
Completed Chapter 9.
Learned all Life Skills.
Completed Chapter 8.
Completed the Four Shine storyline.
Completed Chapter 7.
Completed Chapter 6.
Raised Health to a natural 180.
Completed Chapter 5.
Completed the Clan Creator storyline.
Possessed over 200,000 points in Clan Creator.
Recruited over 50 workers into Majima Construction.
Became a Majima Construction employee.
Completed 30 substories.
Defeated 100 enemies using weapons.
Destroyed an establishment three times.
Raised Defense to a natural 180.
Ate at all restaurants.
Raised Attack to a natural 180.
Drank all drink types from vending machines.
Raised the Heat Gauge to a natural 180.
Completed 10 substories.
Completed Chapter 4.
Won first league championship in the Cabaret Club Grand Prix.
Possessed over 10,000,000 yen.
Completed 50 items on the Completion List.
Joined Club Four Shine.
Completed Chapter 3.
Completed 30 items on the Completion List.
Completed Chapter 2.
Completed 10 items on the Completion List.
Completed Chapter 1.