International Boy Scouts, Troop 1 1963 and 1965 he was awarded the first of the Korea Scout Association's distinguished service awards, also called the Silver Cuckoo, in 1966. Mittwer participated as a staff member at the 12th World Scout Jamboree in 1967 in Idaho, U.S.A. and, at the conclusion of the Jamboree and in connection with the 21st World Scout Conference held in Seattle, Washington, he was presented a Scout Friendship Certificate by the WOSM in recognition of his contribution to international Scouting. He initiated an exchange program between the Incheon District of the Korea Scout Association and the Kanagawa Council of the Boy Scouts
International Boy Scouts, Troop 1 The Troop joined with Japanese and American Scouts on September 24–25, 1949 in Tokyo for the first postwar All-Japan camp held by the Boy Scouts of Japan to celebrate the reorganization of the Japanese Scout association. The camporee was organized with the cooperation of the American occupation forces, who had formed their own Scout troops. It was held at Doolittle Field, now called Hibiya Koen, in Tokyo. The Boy Scouts of Japan were readmitted as a full member of the WOSM on June 30, 1950. In July the IBS joined the Kanagawa Scouts for a camporee to celebrate the Japanese