En NEO-GEO hay varios juegos que no llegaron a salir en el sistema: he puesto esta lista sacada de neo-geo.com, y elaborada por SHITO.
Lo "curioso" es que hay juegos que finalmente si han llegado a la gente ( como el GHOSTLOP ).... lástima que el Ninja Gaiden II no fuera un caso así.
*NEO-GEO UNRELEASED GAME LIST - BY SHITO*
NGH008? - SUN SHINE (aka BLOCK PARADISE) - SNK/ADK
[Coloums-type puzzle]
*1990/07 Location Test @ Ikebukuru Sunshine Underground Gorilla
*Official flyer found on the Yahoo Japan Acution (for the 'Sun Shine' title)
*Emulation screenshots for the 'Block Paradise' title made avalaible
NGH026? - FUN FUN BROTHERS - ALPHA DENSHI
[puzzle action game]
*1991 game. Working prototype found in 1998, screens avalaible.
NGH028? - DUNK STAR - SAMMY
[basktball game]
*1991/10 Presentation @ AM SHOW and @ 1991 CES Trade Show
*Official flyer avalabile
NGH035? - MYSTIC WAND - ALPHA DENSHI
[platform game]
*1991 Presentation @ CES Trade Show
*Screens avalaible
NGH054? - BUSTER BLAZE - ADK
[title of the original MVS version of Crossed Swords II - action game]
*1992/09 Location Test @ HighTech Nobel Jinbouchou
NGH130? - TENRIN NO SHOU ~SHIKAGO~ - VISCO
[prototype title of Breakers (eng: Crystal Legacy) - fighting game]
*1994/04 Presentation @ AM SHOW
*Gamest coverage
*official flyer found
*emu screenshot avalaible
NGH068 - SUPER VOLLEY '94 - VIDEO SYSTEM
[prototype title o Power Spike II - volleyball game]
*1994/04 Gamest ad.
*Emu screenshot avalabile
NGH070 - ZUPAPA! - FACE
[platofrm game - 41megs]
*1994/02/22 original version by Face presented @ AOU Show alongside with Gururin
NGH071? - BANG BANG BUSTER - VISCO
[platform game]
*1994 platform action game
*working protos supposedly existing
NGH???? - NINJA GAIDEN II - TECMO
[action game]
*1994/07 Location Test @ Ochanomizu Conan
NGH???? - CARIBE NO ZAIHOU - FACE
[dropping-type puzzle game]
*1994/09 Presentation @ AM SHOW + magazine coverage
NGH???? - PUZZLEKKO CLUB - VISCO
[puzzle game]
*1994/09 Presentation AM SHOW
NGH???? - ULTIMATE 4 (aka KING OF ATHLETE) - FACE
[16 variety minigames of loading-action]
*1995 coverage on NeoGeoFreak magazine issue2 ('King of Athele' title)
*"King of Athlete" is the tentative title
NGH072? - ~PINBALL FANTASIA~ LAST ODYSSEY - MONOLITH
[Pinball Game - 82megs]
*1995 game
*Working proto supposedly existing
*Presentation in NeoGeoFreak magazine
NGH077? - SHINRYUU SENKI ~The Warlocks of the Fates~ - ASTEC 21
[fighting game - 200megs]
*1995/06 Presentation @ TOKYO OMOCHA SHOW
*coverage on NeoGeoFreak magazine issue1
*emu screenshots avalaible
NGH???? - MASEKI TAISEN STOON - I'MAX
[dropping-type puzzle game]
*1995/09 Presentation @ AM SHOW
NGH111 - DROPPERS - FUYUUTOU NO DAIBOUKEN - ADK
[puzzle game]
*tentative title for the MVS version of OSHIDASHI ZINTRICK
*1996/02 Presentation (MVS) @ AOU SHOW
*1996/03 Presentation (MVS) @ Acme Show in Orlando, Florida
NGH099? - THE EYE OF THE TYPHOON ~KYOKUCHOUGOUKEN~ - VICCOM
[fighting game]
*1996/02 AOU SHOW
*FIGHT FEVER sequel
NGH120 - Choutestu Brikin'ger (Ironclad - Testusei Ninsha) - SAURUS
[shooting game - 178megs]
*1996/03 Presentation (MVS) @ Acme Show in Orlando, Florida
*Actual proto cart conversion sold in Singapore
*Emu screenshots avalaible
NGH126? - HEBEREKE NO PAIR PAIR WARS - SUNSOFT
[shangai puzzle game]
*1996/03 Presentaion @ Acme Show in Orlando, Florida
*CG-rendered Hebereke franchise game
*official flyer avalaible
*NeoFreak Coverage
*protos supposedly surfaced
NGH128? - GHOSTLOP - DATA EAST
[puzzle game - 82megs]
*1996 game
*Presentation in NeoGeoFreak magazine
*Proto fuound, bootlegged and dumped
NGH???? - MAHOU JUKU ~MAGIC MASTER~ - SAURUS/TAKUMI
[puzzle game]
*1997/01 Location Test @ Ikebukuro GiGO
NGH104? - QP - SUCCESS
[variety game]
*1997/03 NeoGeoFreak magazine coverage
NGH???? - FIGHTING VOLLEY (tentative name) - VIDEO SYSTEM
[volleyball game]
*Power Spike II sequel or alternative name?
NGH???? - ALL STARS VOLLEY (tentative name) - MAHOU
[volleyball game]
*Tentative title for some other title?
NGH110? - KARATE NINJA SHOU - YUMEKOBO
[action game]
*1997/07 Location Test @ Chuujun Tonai
*screenshots avalaible
NGH137 - OOKIKU FUKURAMASETE GAPPORIN - VIDEO SYSTEM
[puzzle game]
*1997/09 AM SHOW
*GAPPORIN tentative/prototype title
NGH158? - DANCE RYTHM MIX - ADK
[Bemani-style rythm game]
*2004 Location Test in Japan
EDITO:
Complemento con este link a un artículo interesantísimo de la web neogeoforlife.com , con fotos, etc. :
LINK