Momoko Tokiwada is a fictional actress within the Crayon Shin-chan franchise, prominently associated with the "Shin Shiri Marudashi" film series. Her acting career spans at least 30 years, active both in the present timeline and during the past era when Hiroshi Nohara was a boy. A time travel incident sends Shinnosuke Nohara back 30 years, where he encounters his young father Hiroshi. Both become entangled in a situation centered around Momoko Tokiwada during her initial debut as an actress. This event connects past and present narratives, establishing her significance within the franchise's fictional media landscape.