He directed the Oscar-nominated Hellfire: A Journey from Hiroshima (1986). Uminchu: The Old Man and the East China Sea (1990) featured a marlin fisherman in Okinawa. He produced and directed a 4-part PBS series, The Mississippi: River of Song (1999). Power and Terror (2002) was the first film to address the American response to 9.11. Japan’s Peace Constitution (2005) won several best documentary prizes in Japan.