Looking at the title choices for the competition there's no mention of MGS, Silent Hill or Castlevania, it looks like this Competition is targeting their more obscure back catalogue of games, which isn't a bad thing.
Contest target title
■ Gradius
Gradius
Gradius II -GOFER of ambition -
Gradius III - from legend to myth -
Gradius IV - resurrected -
Gradius V
Gradius Gaiden
Nemesis
Nemesis II
Gradius ReBirth
Salamander
Life Force
Salamander 2
Gradius (MSX)
Gradius 2
Salamander (MSX )
Gopher's Ambition EPISODE II
■ Star Soldier Series
Star Soldier
Blazing Lasers
Super Star Soldier
Final Soldier
Star Parodier
Soldier Blade
Star Soldier Vanishing Earth
Star Soldier R
■ Twinbee Series
Twinbee
Moero Twinbee Save Dr. Cinnamon!
Twinbee 3 Pocopoco Great Demon King
Twinbee !! It's
out !! Twinbee
Pop'n Twinbee
■ Ganbare Goemon series
Ganbare Goemon! Trick along the way
Ganbare Goemon 2
Ganbare Goemon ~ Yukihime rescue picture scroll -
Ganbare Goemon kidnapped the Ebisu round
Ganbare Goemon 2 Kiteretsu generals McGuinness
Ganbare Goemon 3 lion Juroku firm contraption swastika of Samurai
Ganbare Goemon glitter along the way - I the reason - but became a dancer
Ganbare Goemon - space pirate Akogingu -
Ganbare Goemon ~ Neo Momoyama Shogunate of dance -
Ganbare Goemon black Ship party of mystery
Ganbare Goemon - Delo Delo along the way ghost Tenkomori -
Ganbare Goemon love! AyaShigeru family of black shadow If you come ~ ~
Ganbare Goemon ~ Hoshizorashi Dainamaittsu Arawaru !! ~
Ganbare Goemon ~ Oedo Giant Slalom -
Ganbare winding of returns Ri goemon Tokaido medium Oedo Tengu
■ Yie Ar Kung Fu Series
E Al Kung Fu
Eger Emperor's Counterattack -E Al Kung Fu II-
■ Knightmare Series
Knightmare Legend
Knightmare II Garius's Labyrinth
Knightmare Legend II Great Demon Bishop Garius
■ Other Action Titles
Armana Miracle
Ushas
Esper Dream
Esper Dream 2
Royal Valley
Elgiza's Seal
Antarctic Adventure
Dragon Scroll Revived Demon Dragon Biomiracle
I'm Upa
Binary Land
Poohyan
Mad City
Moai-kun
Love Warrior Nicole
Final Command Red Fortress
Dream Continent Adventure
Mysterious Wall Block Breaking
Dream Penguin Story
Labyrinth Temple Dababa
Labyrinth Suite Milon's Great Adventure
■ Other Shooting Titles
Gunsite
Crisis Force
Gyruss
Falsion
Hector '87
PARODIUS ~ Octopus Saves the Earth ~
Space Manbow
Quarth
Axelay
Force Gear