Here is the full list of all 55 Yakuza 0 achievements. It takes around 150-200 hours to unlock all of the achievements on Windows.
Obtain all other achievements
Complete the main story on Legend Difficulty
Complete all Climax Battles.
Get 100% on your Completion List
Obtain all equipment parts.
Complete the Final Chapter.
Complete all substories
Defeat So and Jo Amon.
Complete Chapter 16.
Suffer the full force of Reina's attack.
Complete Chapter 14.
Defeat the yakuza with an afro on the highway.
Defeat 30 or more opponents in Endless Rout.
Complete Chapter 12.
Steal Nikkyo Consortium funds from their safe.
Complete Chapter 10.
Defeat 3 foes using co-op moves with Oda or Tachibana.
Play every minigame.
Obtain all abilities for every style.
Complete the Real Estate Royale storyline.
After you become undisputed king of an area, get someone to light a cigarette for you on the street.
Complete Chapter 8.
Complete the Cabaret Club Czar storyline.
Max out the level of a platinum hostess
Get over 1,000 fans in any area
Get started with Cabaret Club Czar
Take more than 15 minutes bringing the takoyaki.
Complete Chapter 6.
Purchase the most expensive property
Win ten bets on three-round tournaments at JCC.
Throw away a total of five million yen.
Throw away money on the street
Get 100% share in any area
Get started with Real Estate Royale
Impress Oda with your perfect manners.
Get over 50% on your Completion List
Win all Pocket Circuit races.
Go on a date with a girl you met at the telephone club.
Complete Chapter 4.
Complete every disco song on any difficulty.
Complete one training mission with each master.
Successfully negotiate ideal terms with Yamagata.
Get the best weapon search results report.
Spend one billion yen
Complete 40 substories
Complete Chapter 2.
Treat a homeless man to a ¥20,000 bottle of booze.
Defeat Mr. Shakedown for the first time.
Complete 10 substories
Get a top-grade item from a Dream Machine
Pick up a telephone card.
Watch a sexy video.
Purchase ten or more abilities.
Get five or more play bonuses fighting a single enemy.
Visit Kamurocho in December 1988.