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