Here is the full list of all 13 Umihara Kawase achievements.
Clear ALL the doors
Clear Crab
Capture ALL the enemies
Reach to ALL stages
Clear Crucian carp
Get all backpacks
Reach to ALL endings
Reach to the last field, after playing more than 30-min.
Clear Parrot fish
Play the game with 5-min. rule
Reach to one of the endings
Clear Tadpole 2
Clear Tadpole