- Name
- 46 Okunen Monogatari: The Shinka Ron
- Platform
- NEC PC-9801 (Platform)
- Developer
- Almanic Corp. (Company)
- Publisher
- Enix Corporation (Company)
- Genre
- Role-Playing (Genre)
- Theme
- Alternate Historical (Theme), Prehistoric (Theme)
46 Okunen Monogatari: The Shinka Ron
46 Okunen Monogatari: The Shinka Ron (46億年物語 -THE 進化論- "4.6 Billion Year Story: The Evolution") is a role-playing game released for the PC-98 which later inspired the design and story of E.V.O.: Search for Eden.