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