Season 1

1. Grandpa and Grandma and the Sports Festival

2. Grandpa and Grandma and Their Children

3. Grandpa Turns Old Again

4. Grandpa and Grandma and the Culture Festival

5. Grandma's Memory Turns Young Again

6. Grandpa and Grandma on Their Honeymoon: Tokyo Arc

7. Grandpa and Grandma on Their Honeymoon: Atami Arc

8. A New Grandpa and Grandma Appear

9. Grandpa and Grandma and a Summer Festival

10. Grandpa and Grandma's Daily Life

11. Grandpa, Grandma, and Winter Break