The Frank Kikuhei and Yoshiko Shibuya Endo papers (1900-2005) contain family genealogies, photocopies of images and family histories of the Endo, Hirano, Iwamoto, Sugiyama, and Tachiki families, newspaper clippings, and a photographic history of Hachiro Endo. These families have close ties to one another due to intermarriages.

The George Nakamura Papers (1922-1992) consist primarily of correspondence to George Nagayuki Nakamura from Japanese American concentration camps and United States military installations during World War II.

Kiichi and Itsu Hama Shiosaki were Japanese American immigrants in the early 20th century. This collection consists of 1 digital-only portrait of the family taken in 1940.

Kenji and Helen Shiratori Shiozawa were Japanese Americans who lived and worked in Utah, Idaho, and California. The Kenji and Helen Shiratori Shiozawa photograph collection consists of color prints, negatives, and transparencies depicting Kenji Shiozawa's work as a landscape architect; Helen Shiratori Shiozawa's work as a schoolteacher; and images of Japanese American family life through the Shiozawa and Shiratori family and friends.