In 1942, the family was uprooted from their small but prosperous vegetable farm in Oceanside, California and taken to the Poston internment camp in Arizona where Americans of Japanese ancestry were incarcerated after the attack on Pearl Harbor and signing of Executive Order 9066.

Part of the film depicted Hardy's creation on Omori's back of a traditional Japanese tattoo based on the fable of the pearl diver Princess Tamatori.

She also co-produced and wrote the 2002 PBS television documentary Skin Stories which explored the cultural significance of tattooing in Hawaii, New Zealand, Samoa, San Diego and Los Angeles.

The Departure, a short film about a young Japanese-American girl growing up in California's Central Valley in the 1930s was made in 1983 and broadcast on the PBS Asian American anthology series Silk Screen in 1985.

[12] In the early 1990s, Omori began a seven-year project on the effects of the World War II internment of the Japanese American community.

It was co-produced with her elder sister Chizuko, a Seattle writer who had been involved in the campaign to pass the Civil Liberties Act of 1988 which finally granted reparations to Japanese Americans for their internment.

Released in 2008 and co-written and directed with Wendy Slick, Passion & Power is based on an academic book by Rachel Maines on the history of the vibrator.