Grandpa and Grandma and a Summer Festival
It's the day of a summer festival at a local jinja. Ine drsses Mino a cute yukata. Mino makes sure that Ine wears one, too. Ine looks forward to walking around the festival with Shouzou that night, but Shouzou has to spend time with the neighbors.
Aired 02/06/2024EP 9 - Grandpa and Grandma and a Summer Festival

2024
Grandpa and Grandma Turn Young Again
The story of Jii-san Baa-san Wakagaeru follows Shouzou and Ine, an elderly couple who are living a quiet life in a farming village in Aomori Prefecture. After eating a mysterious apple that they discover on their apple farm, Shozo and Ine spontaneously regain their youth, but even after being reinvigorated they continue to live life at a grandparent-ly pace.
(Source: Crunchyroll News, edited)