- The anime adaptation of the light novel "If My Wife Becomes an Elementary School Student" has released its first teaser trailer. The anime is set to premiere in October 2023, though an exact release date has not been announced. The story follows a married couple where the wife suddenly regresses to the body of an elementary school student, leading to comedic and heartwarming situations.

- The teaser trailer provides a glimpse of the anime's visual style and character designs. It shows the main couple, with the wife's transformation into a child being the central focus. The trailer suggests the anime will balance the unusual premise with both comedic and emotional moments as the couple navigates this unexpected change.

- The light novel series, written by Masaki Kajishima and illustrated by Hisasi, has been serialized in Shueisha's Monthly G Fantasy magazine since 2016. The anime adaptation is being produced by the studio Doga Kobo, known for previous romantic comedy series like "Rent-a-Girlfriend" and "Uzaki-chan Wants to Hang Out!"