Ooparts
From Game Developer Research Institute
Ooparts (有限会社オー・パーツ). Started by former Pandora Box staff, and allegedly headed by Katsuhiro Tomiya (頓宮勝弘). [1] Primarily produced eroge under the Ankh, Puchi-Ankh, and Talisman brands. Declared bankruptcy on February 20, 2007. [2]
Research Methods: Shared staff, code comparisons, actual mentions
Game Boy Color
- Brave Saga: Shinshou Astaria (JP Publisher: Takara)
- Doraemon: Kimi to Pet no Monogatari (JP Publisher: Epoch)
- Sound: Pentagon
- Zoids: Shirogane no Juukishin Liger Zero (JP Publisher: Tomy)
- Sound: Pentagon
PlayStation
- Ganba no Bouken: The Puzzle Action (JP Publisher: Bandai)
- Ikkyuu-san: The Quiz (JP Publisher: Bandai)
- The Quiz 2 (JP Publisher: D3 Publisher)
- The Sound Novel (JP Publisher: D3 Publisher)