SEICROSS

Continue:
To continue hold down button A and Start during the
titlescreen.

Double bonuses:
At the end of each stage, when all the blue men are lined 
up on top of the screen, move your ship over and save them again! 
This also gives you 1000 points for each man again.

Warp:
To warp to a harder level, hold A and B and push LEFT on controller 2
and choose level with controller 1.