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