Here is the full list of all 44 Alpha & Beta achievements.
First Level Completed
First Boss Cleared
Bad Brothers "Alpha" Defeated
Housewife "Maria" Escaped
First Coin Collected
Less Coin Collected
Some Coin Collected
Lot of Coin Collected
Finshed Level Not Death id/Redno
Special Level Completed
All Game Throughout Not Dead
First Kill of Enemies
10 Enemies Killed
100 Enemies Killed
1000 Enemies Killed
1k Score Gain
25k Score Gain
500k Score Gain
1m Score Gain
Killed Spider Queen
Killed Brown Wing Boss
Killed Ice Queen
Killed Cloud King
Killed Boomerang Master
Killed Mother Ghost
Killed Fish King
Collect Bomber Power
Collect Autofire Power
Collect Laser Shot Power
Collect Fly Power
Collect Boomerang Shot Power
Collect Transparent Power
Collect Shield Power
Request Achievement
World Cleared of Evil