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