Koh Arai - is a video game director. Koh Arai began his career in 2006 and has worked for companies such as ??. Koh Arai's first game was Xenosaga Episode III: Also sprach Zarathustra which was released 17 years ago. Best Game Koh Arai contributed to was Xenosaga Episode III: Also sprach Zarathustra. Koh Arai's latest work is Xenosaga Episode III: Also sprach Zarathustra which was released 17 years ago.