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