Gradius
Salamander
Parodius
TwinBee
3 Dual Screen
Arcade
CBM C64
CPC 464-6128
Dual Screen
Famicom
Game Boy
Game Boy Advance
i-mode
LCD Game
MSX
PlayChoice 10
PC88-5INCH
PC Engine
PlayStation
PlayStation 2
PlayStation 3
PlayStation 4
PlayStation Portable
PlayStation Vita
Super Famicom
Saturn
Smart TV
VS System
Wii
Wii U
Windows
X1
X68000-X68030
Xbox 360
ZX Spectrum
There are no Gradius related games available for this region
(United States).
Translation: Windows
I don't have to say much about this machine as I think you will have probably heard of it.