Here is the full list of all 42 TEKKEN 7 achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Fought ten online battles.
Won a player match online.
Dealt 50,000 damage in Practice mode.
Obtained an overall total of 10,000,000G.
Got promoted to Warrior.
Blocked 5 Rage Arts. (Excluding offline VS Battle)
Reached the deepest part of the Jungle Outpost stage. (Excluding offline VS Battle)
Won three special matches in Treasure Battle.
Dealt 70+ damage in an air combo. (Excluding offline VS Battle)
Reached the bottom floor of the Forgotten Realm stage. (Excluding offline VS Battle)
Snatched victory from the jaws of defeat 5 times with Rage Art. (Excluding offline VS Battle)
Defeated 20 opponents of a higher rank.
Performed three 10 hit combos. (Excluding offline VS Battle)
Performed a floor-breaking move. (Excluding offline VS Battle)
Dealt 10 Rage Drives. (Excluding offline VS Battle)
Got promoted to Brawler.
Finished 10 Character Episode stories.
Finished Chapter 13 of the main story.
Finished Chapter 8 of the main story.
Dealt 20 Rage Arts. (Excluding offline VS Battle)
Finished three Character Episode stories.
Obtained 50 treasure boxes.
Performed a balcony-breaking move. (Excluding offline VS Battle)
Achieved a great victory. (Excluding offline VS Battle)
Got promoted to Initiate.
Obtained an overall total of 5,000,000G.
Got promoted to 1st dan.
Obtained 20 treasure boxes.
Dealt an overall total of 1,000 damage while in rage mode. (Excluding offline VS Battle)
Dealt 10 homing attacks. (Excluding offline VS Battle)
Beat Devil Kazumi in an Arcade Battle or a Special Match in Treasure Battle.
Dealt 10 power crushes. (Excluding offline VS Battle)
Finished Chapter 1 of the main story.
Triggered 10 screws. (Excluding offline VS Battle)
Won three times consecutively in Treasure Battle.
Finished the prologue of the main story.
Achieved a perfect victory. (Excluding offline VS Battle)
Won a ranked match online.
Won a battle in online tournament.
Watched the epilogue of the main story.
Beat Akuma in an Arcade Battle or a Special Match in Treasure Battle.
Finished the Special Chapter of the main story.