Finish Act 1

Attain rank B or higher on the final stage of Act 2

Attain rank A or higher on each stage in Act 3

Finish the game

Attain rank S or higher on any stage

Attain a score of 250.000 or higher

Time-out on a boss phase without getting hit once

Reach 500 GP on any stage

Beat any stage in Act 2 or above without losing HP

Attain a score of 500.000 in Act 2 or above

In Act 2 or above, beat a stage boss while getting time-outs on every phase, without losing any HP or using any bombs

Attain B rank or higher on all six stages in Act 2 or above

Attain a score of 500.000 with both Sky Blue and Helios MK-III in Act 3 or above

Attain a score of 1.000.000 in Act 3 or above

Reach 2500 GP on any stage in Act 3 or above

Attain an SS+ rank on any stage in Act 3 or above

Attain a score of 1.000.000 with all five GunSuits in Act 4

Attain a score of 10.000.000 in Act 4

Attain S rank or higher on all six stages in Act 4

Get every achievement