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