Silpheed is a video game developed by Game Arts and designed by Takeshi Myaji.  It debuted on the PC-8801, then the Fujitsu FM-7 and DOS formats soon after.  It was later remade for the Segs CD and has a sequel called Silpheed: The Lost Planet for the PS2.

Tested, cleaning unnecessary, fully functional.  Authentic Sega CD game disc complete with the original game case, original game manual, & original back panel art - ALL in like new condition.  If inspected very closely, minute defects may be observed.