Silent Mobius: Case - Titanic

Case: Titanic is based on the manga and anime Silent Möbius. It presents an original episode that involves the sighting of a strange ship in the clouds above Tokyo. Closer inspection reveals that the ship appears to be identical to the famous RMS Titanic that sank in the Atlantic Ocean in 1912. The game's nameless male protagonist boards the ship along with Rally, Kiddy, Nami and other heroines from the manga in order to investigate this seemingly inexplicable phenomenon.

Silent Mobius: Case - Titanic is a port of Silent Mobius for PlayStation. It is published by Gainax, and was released in Japan in 1998.