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