Here is the full list of all 15 Bamboo EP achievements.
Catch a ball
Cheap shot
Lmao
20 Kills in Bamboo Heart
10 Kills in Bamboo Heart
No Johns
5 Kills in Bamboo Heart
30 Kills in Bamboo Heart
50 Kills in Bamboo Heart
100 Kills in Bamboo Heart
Defeat your sifu
Defeat the hidden demon boss
Become the red faced moon
Become the green faced moon
It's easier without obstacles