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.
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.
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.
Get 100% on your Completion List
Obtain all abilities for every style.
Play every minigame.
Obtain all equipment parts.
Win ten bets on three-round tournaments at JCC.
Complete all substories
Defeat So and Jo Amon.
After you become undisputed king of an area, get someone to light a cigarette for you on the street.
Max out the level of a platinum hostess
Complete one training mission with each master.
Get the best weapon search results report.
Complete the Cabaret Club Czar storyline.
Complete the Real Estate Royale storyline.
Complete Chapter 16.
Complete Chapter 14.
Complete every disco song on any difficulty.
Defeat the yakuza with an afro on the highway.
Throw away a total of five million yen.
Defeat 30 or more opponents in Endless Rout.
Complete Chapter 12.
Get over 50% on your Completion List
Get over 1,000 fans in any area
Complete Chapter 10.
Complete Chapter 8.
Get started with Cabaret Club Czar
Complete Chapter 6.
Purchase the most expensive property
Throw away money on the street
Go on a date with a girl you met at the telephone club.
Complete 40 substories
Get 100% share in any area
Win all Pocket Circuit races.
Get started with Real Estate Royale
Get a top-grade item from a Dream Machine
Complete Chapter 4.
Complete Chapter 2.
Complete 10 substories
Defeat Mr. Shakedown for the first time.
Spend one billion yen
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.