Here is the full list of all 16 TOKKI achievements.
Reach level 5
Reach level 10
Reach level 15
Reach level 20
Die on level 2
Respawn 5 times in one level
Respawn 10 times in one level
Respawn 20 times in one level
Defeat 10 enemies in one level without dying
Defeat 50 enemies in one level without dying
Retry a level
Use all Rewinds in one level
Die on level 1
Reach level 25
Reach level 30
Finish the game