Here is the full list of all 47 TEKKEN 8 achievements.
Performed 20 Devilish hits in Tekken Ball. (Excluding offline player battles)
Defeated 10 CPU Ghosts in Super Ghost Battle.
Won a Group Match.
Finished Chapter 15 of The Dark Awakens with Kazuya Mishima victorious.
Practiced with the tips on in Replays & Tips.
Finished Chapter 15 of The Dark Awakens with Jin Kazama victorious.
Finished Chapter 12 of The Dark Awakens.
Finished Chapter 7 of The Dark Awakens.
Achieved a 30-hit chain during Operation Rebellion in The Dark Awakens.
Finished Chapter 1 of The Dark Awakens.
Got promoted to Vanquisher.
Fought against your own Ghost.
Defeated a player's Ghost.
Performed a Hard Wall Break. (Excluding offline player battles)
Won the Arcade Quest Gong Tournament.
Performed 10 Heat Dashes. (Excluding offline player battles)
Reached the lowest area of the Ortiz Farm stage. (Excluding offline player battles)
Obtained an overall total of 10,000,000G.
Dealt 20 Rage Arts. (Excluding offline player battles)
Got promoted to Warrior.
Performed a Wall Blast. (Excluding offline player battles)
Got promoted to Brawler.
Performed a Hard Floor Break. (Excluding offline player battles)
Performed a Floor Blast. (Excluding offline player battles)
Achieved a perfect victory. (Excluding offline player battles)
Performed a Wall Bound. (Excluding offline player battles)
Won a Ranked Match.
Dealt 20 Heat Smashes. (Excluding offline player battles)
Triggered 10 Tornados. (Excluding offline player battles)
Dealt 70+ damage in an air combo. (Excluding offline player battles)
Healed an overall total of 500 damage in recoverable health. (Excluding offline player battles)
Dealt an overall total of 1000 damage while in rage mode. (Excluding offline player battles)
Play a total of 10 online battles of any kind.
Dealt 2000 damage in Practice mode.
Completed 5 Combo Challenges.
Activated Heat 5 times with a Heat Engager. (Excluding offline player battles)
Achieved a great victory. (Excluding offline player battles)
Performed 5 Heat Bursts. (Excluding offline player battles)
Won a Player Match.
Finished 5 Character Episode stories.
Finished 10 Character Episode stories.
Finished Arcade Battle.
Won the Arcade Quest Kobushi Dojo Tournament.
Finished Arcade Quest.
Defeated Harada_TEKKEN in Super Ghost Battle.
Saved a custom character in Character Customization.
Unlocked all achievements.