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