In the 1960s, Ito moved to Hanna-Barbera Productions and continued working there for 14 years, contributing to shows including The Jetsons, The Flintstones, The Yogi Bear Show, and Josie and the Pussycats. Ito returned to Disney in 1977, where he worked in its consumer products division. His work consisted of designing Disney merchandise.[6] Ito returned to the animation studio in 1985 for three months, working for The Wuzzles and Adventures of the Gummi Bears. He retired from animation on July 31, 1999.[5]
In 2024, Ito announced his upcoming feature short animation film, Hello Maggie, based on the children's book he authored, Hello Maggie (2007), an account of his family's experience in the Japanese internment camps in the United States during World War II.[7]