Here is the full list of all 59 Yakuza 6: The Song of Life achievements. It takes around 50-60 hours to unlock all of the achievements on Windows.
Obtained all other achievements.
Completed the game on LEGEND difficulty.
Obtained all skills.
Completed all of the main story.
Completed all substories.
Defeated Amon on any difficulty.
Raised all stats to a natural 300.
Played every minigame.
Played every Club SEGA game.
Maxed out a Kiryu Clan leader's stats.
Chatted with both lovely Live Chat ladies.
Raised all stats to a natural 200.
Completed 40 substories.
Took a photo of Ono Michio-kun.
Reached Beloved Customer rank at Snack New Gaudi.
Completed Chapter 12.
Obtained 100,000 total experience points.
Pulled "Great Blessing" at the temple.
Defeated the Emperor Squid.
Won a baseball game.
Completed Chapter 10.
Completed 20 types of Trouble Missions.
Completed Chapter 8.
Activated five types of eatery combos.
Completed 100 items on the Completion List.
Rescued three stray cats.
Requested every hostess.
Raised Evade to a natural 150.
Raised the Heat Gauge to a natural 150.
Experienced every RIZAP training.
Ran away from 10 encounters successfully.
Got surrounded by enemies while trying to take a picture.
Raised Defense to a natural 150.
Made a store employee angry at you.
Achieved 100 victories with the Kiryu Clan.
Completed the Clan Creator storyline.
Completed 10 substories.
Jumped from a dangerously high place.
Completed Chapter 6.
Engaged enemies while a drink's effect is active.
Reached level 3 in the Kiryu Clan.
Raised the Kiryu Clan's influence to 10,000.
Assembled the Kiryu Clan.
Raised Attack to a natural 150.
Completed 31 items on the Completion List.
Completed Chapter 4.
Raised Health to a natural 150.
Obtained 10,000 total experience points.
Completed 5 types of Trouble Missions.
Obtained 25 skills.
Activated Extreme Heat Mode 10 times.
Walked 30 seconds in first-person mode.
Experienced the trials of raising a baby.
Completed Chapter 2.
Found a secret passage.
Completed 10 items on the Completion List.
Obtained 10 skills.
Obtained 1,000 total experience points.
Arrived in Kamurocho for the first time.