Themesongs: Grandpa and Grandma Turn Young Again

• Kimi ga Ojiichan Atashi ga Obaachan [You Be the Grandpa and I Be the Grandma] - Artist: Koresawa
• Soitoge YO-YO!! - Artist: Mamiko Noto
• Soitoge YO-YO!! - Artist: Shozo (Shinichiro Miki) & Ine (Mamiko Noto)