Dual

Dual Corporation (株式会社デュアル) was established on July 1, 1987 [1], as KLON.

Carpine was established in 2005 by a group of former staff led by programmer Kureaki Takahashi (高橋呉明).

Research Methods: Actual mentions, online resources (see Links), shared staff

DS

• Futari wa PreCure Splash Star: Panpaka Game de Zekkouchou! (co-developed with Suzak and LukPlus?) (JP Publisher: Bandai)
• Kenshuui Tendo Dokuta 2: Inochi no Tenbin / LifeSigns: Surgical Unit / Lifesigns: Hospital Affairs (some programming, some graphics) (JP Publisher: Spike; US Publisher: DreamCatcher; EU Publisher: JoWooD) [2]

(Some?) Original Pictures: Astrovision; Sound: Soundtech

Famicom/NES

• Predator (JP Publisher: Pack-In-Video; US/AU Publisher: Activision)

Game Boy

• After Burst (JP Publisher: Masaya)
• Jankenman (JP Publisher: Masaya)
• Kakomunja / Serpent (JP Publisher: Naxat; US Publisher: Taxan)
• The Little Mermaid (US Publisher: Capcom)

Korean programmer Jang Sungmok allegedly worked on this for Great. [3]

• Marchen Club (JP Publisher: Naxat)
• Ponta to Hinako no Chindouchuu: Yuutou Hen (JP Publisher: Naxat)
• Rubble Saver / The Adventures of Star Saver (some system/programming^[1]) (JP Publisher: King Records; US Publisher: Taito)
• Snow Bros. Jr. / Snow Brothers (JP Publisher: Naxat; US Publisher: Capcom)
• TaleSpin (US/EU Publisher: Capcom)
• Teke! Teke! Asmik-kun World / Boomer's Adventure in Asmik World (JP/US Publisher: Asmik)
• Wily & Light no Rockboard: That's Paradise (unreleased) (Capcom)

Mega CD/Sega CD

• Ranma 1/2: Byakuran Aika (JP Publisher: Masaya)

Mega Drive/Genesis

• Mamono Hunter Youko: Dai 7 no Keishou (JP Publisher: Masaya)
• Trampoline Terror (US Publisher: DreamWorks)

MSX

• Fnickli-Fnickla (JP Publisher: Sony) [4]
• Topple Zip (programming) (JP Publisher: Bothtec)

MSX2

• Family Billiards (JP Publisher: Pack-In-Video)
• Gunjin Shougi (JP Publisher: Pack-In-Video)
• Membership Golf (JP Publisher: Sony)
• Playball II (unreleased) (Sony)
• Playball III (JP Publisher: Sony)
• Replicart (JP Publisher: Sony)

Nintendo 64

• Ogre Battle 64: Person of Lordly Caliber (English version programming & graphics) (US Publisher: Atlus)

Developer: Quest

Palm

• Tetris for Palm

PC Engine/TurboGrafx-16

• Digital Champ (JP Publisher: Naxat)
• Ganbare! Golf Boys (JP Publisher: Masaya)
• KickBall (some system/main programming^[1]) (JP Publisher: Masaya)
• Paranoia / Psychosis (JP Publisher: Naxat; US Publisher: NEC)
• Shinobi (JP Publisher: Asmik)

PC Engine CD/TurboGrafx-CD

• CD Denjin: Rockabilly Tengoku / Super Air Zonk: Rockabilly-Paradise (JP/US Publisher: Hudson)
• Choujikuu Yousai Macross 2036 (JP Publisher: Masaya)

Visual Scenes: Tenky; Visual Scene Graphics: Winds

• Cyber City Oedo 808: Kemono no Zokusei (some system/main programming^[1]) (JP Publisher: Masaya)
• L-Dis (some system/main programming^[1]) (JP Publisher: Masaya)
• Ranma 1/2: Datou, Ganso Musabetsu Kakutou-Ryuu! (JP Publisher: Masaya)
• ROM ROM Stadium (JP Publisher: Masaya)

PC-98

• Mercury: The Prime Master (music) (JP Publisher: Maxima)

PlayStation

• Daisenryaku: Master Combat (JP Publisher: OZ Club)
• Daisenryaku: Player's Spirit (JP Publisher: OZ Club)
• Mystic Dragoons, The (JP Publisher: Xing)
• Nemu Lu Mayu (all programming, graphics management, dungeon/polygon/texture production^[1]) (JP Publisher: Asmik Ace Entertainment)

Dungeon Image Design: Design Kombinat; CGI: pH Studio

• Schroedinger no Neko (programming, game graphics, some game design) (JP Publisher: Takara)

Production: Office I; Direction, Some Game Design, Character & Item Design: Light House; Music: True Project; Sound Effects & Programming: Bluemoon; CG Movies: Digital Wizard, Big X, Studio Lotus; NPC Modeling: Fun Project; NPC Texturing: Max Entertainment, Technical Arts Project; Item Modeling: Nihon Effect Center; Testing: Pole To Win

• White Diamond (direction, all programming, all graphics^[1]) (JP Publisher: Escot)

Sound: Target Laboratory

PlayStation 2

• Ashita no Joe: Touda (all programming^[1]) (JP Publisher: Sunsoft)
• Dokapon DX: Wataru Sekai wa Oni Darake (JP Publisher: Asmik Ace Entertainment)
• Golf Navigator Vol. 1 (all development^[1]) (JP Publisher: Spike)
• Golf Navigator Vol. 2 (all development^[1]) (JP Publisher: Spike)
• Golf Navigator Vol. 3 (all development^[1]) (JP Publisher: Spike)
• Golf Navigator Vol. 4 (all development^[1]) (JP Publisher: Spike)
• Kousoku Kidoutai: World Super Police / World Super Police (JP Publisher: Jaleco; EU Publisher: Midas Interactive Entertainment)

Production: Suzak

• Shin Bakusou Dekotora Densetsu: Tenka Touitsu Choujou Kessen (JP Publisher: Spike)
• Sidewinder F / Lethal Skies: Elite Pilot: Team SW (menu programming, menu graphics management^[1] OR game system/mission/menu/briefing^[2]) (JP Publisher: Asmik Ace Entertainment; US Publisher: Sammy)

Planning, Production: Asmik Ace Entertainment; Game System/Mission/Scenario/Lines: Ogura Jimusyo; Game System/Mission/Flight Part: Bit Town; Graphics/Movie: Motor/lieZ, pH Studio, Design Kombinat; Music/SE: Square Sounds^[2]

• Sidewinder Max (menu, drama part programming, font, menu/drama part graphics management, in charge of overseas edition^[1] OR drama part/menu^[2]) (JP Publisher: Asmik Ace Entertainment)

Production: Asmik Ace Entertainment; Supervision/Specifications/Mission: General Support; Drama Scenario/Lines: Ogura Jimusyo; Flight Part: Bit Town; CG/Movie: Image, Motor/Liez; Music/SE: T's Music^[2]

• Sidewinder V / Lethal Skies II (some programming, some graphics) (JP Publisher: Asmik Ace Entertainment; US/EU Publisher: Sammy)

Direction, Some Programming: Bit Town; Some Graphics, Movies: Cyclone Graphics, pH Studio; Some Graphics: Design Kombinat; Screenplay: Ogura Jimusyo, The Conrad Company; Sound: Liebeslied; Some Sound Effects: Svaha S&D; Mixing Engineering: Swing Bamboo Studio; Recording: Half H·P Studio, Procen Studio; Some Movie 2D Art: Pal; Some Movie FX: Transistor Studio; Movie Color Correction: Sony PCL; Opening Movie: Motor/lieZ; Debugging: Pole To Win

• Tenshou Gakuen Gensouroku (some graphics?) (JP Publisher: Asmik Ace Entertainment) [5]

Developer: Arcadia Project, Studio Cliche

• VM Japan: Vantage Master: Mystic Far East (JP Publisher: Asmik Ace Entertainment)

Plus e

• Tetris for Plus e
• Tetris Twin

Pocket PC

• Tetris for Pocket PC

Saturn

• Daisenryaku: Strong Style (JP Publisher: OZ Club)

Super Famicom/Super NES

• Koutetsu no Kishi (JP Publisher: Asmik)
• Koutetsu no Kishi 2: Sabaku no Rommel Shougun (JP Publisher: Asmik)
• Koutetsu no Kishi 3 (JP Publisher: Asmik)
• Might and Magic Book II (some music composition) (JP Publisher: LOZC)

Programming: Starcraft

• Saikyo Nobuhiko Takada (JP Publisher: Hudson)
• Verne World (JP Publisher: Banpresto)

Windows

• 3D Course Guide (all development^[1]) (JP Publisher: Spike)
• Kurogane no Houkou 3: Warship Commander (programming^[1]) (JP Publisher: Koei)
• Shi-Kin-Joh [VAIO Game Center]
• Shi-Kin-Joh Vol. 1 (JP Publisher: MediaKite)

Footnotes
1. According to Dual's website (see Links).
2. According to Bit Town's website [6] [7]

Links

• Official website (Internet Archive Wayback Machine) (Japanese)

• Works list (Internet Archive Wayback Machine) (Japanese)