[1] When World War II ended in 1945, about 1.6 million Japanese people were left in Manchuria, most of which was nominally under the Chinese Communist control, but actually occupied by the Soviet Army.
[2] Kunio through his friends' introduction met General Douglas MacArthur, who was the Supreme Commander for the Allied Powers, and his staff.
They immediately sensed a possible human calamity if 1.6 million people were left to hunger and marauding in Manchuria, and started the triangular operation of transshipment among Shanghai, Huludao and Fukuoka.
He further negotiated with other people and organizations, including the staff of the Allied Forces and the Ministry of Foreign Affairs of Shigeru Yoshida who would become Japan's next premier, and Father Byrne who advised on General MacArthur.
NHK, the semi-Japanese Government TV-Radio network, announced in September 2017 that Kunio Maruyama's life will be broadcast on March 24 and 30, 9:00 pm, as a Special Drama Series called A Country Which Exists Nowhere (どこにもない国), with Seiyo Uchino playing the title role of Kunio.