missing video game disc images

PC-Engine:

Akumajou_Dracula_X_-_Chi_no_Rondo_(NTSC-J)_[KMCD3005]
Double Dragon II - The Revenge [J] [S-CD]
Gradius_2_-_Gofer_no_Yabou_(NTSC-J)_[KMCD2003]
Lords_of_Thunder_(NTSC-U)_[TGXCD1033]
Riot_Zone_(NTSC-U)_[TGXCD1035]
R-Type Complete CD [J] [S-CD]
Super_Darius_2_(NTSC-J)_[NAPR-1031]
Wonderboy_3_-_Monster_Lair_(NTSC-J)_[HCD9006]

***

Sega CD:

Amazing Spider-Man vs. The Kingpin, The (1993)(Sega)(NTSC)(US)[!][CDAC-047100 6]
Bari-Arm (1993)(Human)(NTSC)(JP)(en)[!]
Earthworm Jim - Special Edition (1995)(Interplay)(PAL)[!]
Ecco the Dolphin (1993)(Sega)(NTSC)(US)[!]
Ecco - The Tides of Time (1994)(Sega)(NTSC)(US)[!]
Eternal Champions - Challenge from the Dark Side (1995)(Sega)(NTSC)(US)[!][SEGA4427 R1J]
Final Fight (1993)(Sega)(NTSC)(US)[!][CDAC-041400 4]
Mickey Mania - Timeless Adventures of Mickey Mouse (1994)(Sony Imagesoft)(NTSC)(US)[!]
Mortal Kombat (1992)(Arena)(NTSC)(US)[!]
Pitfall - The Mayan Adventure (1994)(Activision)(NTSC)(US)[!]
Puggsy (1993)(Psygnosis)(NTSC)(US)[!]
Snatcher (1994)(Konami)(PAL)[!]
Sonic CD (1993)(Sega)(NTSC)(US)[!][SEGA4407RE152 R7D]
Sonic The Hedgehog CD (1993)(Sega)(NTSC)(JP)(en)[!]