Kinoshita Toukichiro is a big fan of the game, Lord Oda Nobunaga’s Ambition.   
But after waking up in a battlefield, the game has changed.
...playing the game Lord
 Oda Nobunaga's Ambition?
das Spiel "Die Ambitionen des 
Oda Nobunagas" gespielt hab.
...jogando "As Ambições de Oda Nobunaga"?