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