While it's not surprising that Vic Tokai made an underground/underrated/underproduced gem, what is surprising is that this game has them, if only for a moment, stand with fan-favorite Treasure in their ability to innovate on staple genre mechanics. SHMUPs would do well to consider some of these ideas going forward.

And if you like girls with guns or the YM2612... boy, do I have good news. There's a translation out there, but without it you'd only be missing out on some quirky dialogue between the two protags.