The Henry Y. Kasai papers (1907-1966) contain material relating to the personal and professional life of Henry Y. Kasai, a leader in Utah's Japanese American community. The bulk of the collection consists of the minutes, history, and president's files of the Japanese American Citizens League (JACL) of Salt Lake City, the formation of which Kasai initiated in 1935. Kasai was elected president of the Salt Lake JACL in 1960. Other materials include an autobiography, awards, degrees, correspondence, information on the World Peace Study Mission, addresses given by Kasai, Japanese American newspapers, news clippings, examples of Japanese caligraphy, and a memorial book containing letters of condolence at the time of his death.
The Mitsugi M. Kasai papers (1918-2013) contain assorted documents related to Mr. Kasai's early life, his career in the United States Army and his participation in various Japanese-American organizations following his retirement.
Mike M. Masaoka served as National Secretary (1941-1943) and Washington lobbyist (1945-1953) for the Japanese American Citizens' League. He was a member of the 442nd Regimental Combat Team during World War II and served as president of the Japan-America Society. He was active in issues of immigration reform and compensation for victims of wartime internment. The collection includes scrapbooks, yearbooks, correspondence, court and congressional documents, articles, oral history transcripts, and autobiography of Mike M. Masaoka which document his life as a Japanese American citizen. This collection documents the history and problems of Japanese American immigration, evacuation and internment during World War II, efforts to seek redress for damages, the Japanese American Citizens' League, minority issues of Japanese Americans, Japanese trade and culture, and Hawaiian statehood.