|First Appearance||The Child Who Is So Close Yet So Far Away|
|Voice Actor/Actress||Kotono Mitsuishi|
Kyouko is a gentle and kind person but extremely concerned with her sons' future.
Hajime - Kyouko's eldest son whom she constantly "lectured" for various reasons but still cared enough to congratulate him for Kaoru's pregnancy.
Mayotama - Kyouko's youngest son. Their relationship is unclear since they don't normally interact.
Kaoru - Hajime's wife and Kyouko's daughter in-law whom she treated kindly and seem quite close.
Denji - Kyouko's husband.