Grandpa and Grandma Turn Young Again · staff

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Mamiko Noto Theme Song Performance Iori Nomizu Theme Song Lyrics Shinichiro Miki Theme Song Performance Koresawa Theme Song Composition · Theme Song Performance · Theme Song Lyrics Takeshi Kikuchi Planning Kei Higuchi Theme Song Arrangement Ayaka Konno 2nd Key Animation Yoru. Theme Song Arrangement Daijou Kudou Planning Mizuki Ueki Theme Song Composition Shigeru Yamazaki Episode Director · Storyboard Kiyotaka Takezawa Episode Director · Key Animation Hiroaki Takagi Episode Director · Storyboard Hiromichi Matano Episode Director · Storyboard Azusa Yada Key Animation