Sony yay

Shinnosuke Nohara, a five-year-old boy with a fascination for older women, commits frequent mischief around his friends and family.

Hiroshi plans to train Shin-chan to become a baseball player. However, on the day of training, he forgets Shin-chan and takes Shiro with him instead.

Tamiko travels back to fetch Shinchan's five-year-old self, claims to be his bride, and leads him and friends on a mission to save the world together.

Shin-chan brushes his teeth with new toothpaste and eats unhealthy snacks right after. As a result, Misae is left infuriated and she berates him.