Become a Mother In the spring, when Kashiwazaki Yui and her 3 years old son were coming back home from kindergarten, she let go of her son's hand for a moment and then he was gone. 9 years later, her son appears in front of her again. Details Casts Galleries Posters Season Lists Title Become a Mother Genres Drama Family First Air Date 2017-04-12 Last Air Date 2017-06-14 Episode Runtime 01 Hours 00 Minutes Total Season(s) 1 Total Episode(s) on All Seasons 10 Runtime 60 Production Companies Unknown Erika Sawajiri... Kashiwazaki Yui... Eiko Koike... Kadokura Asako... Yuka Itaya... Nishihara Risako... Naohito Fujiki... Kashiwazaki Yoichi... Yuto Nakajima... Kino Shuhei... Maryjun Takahashi... Ono Kotone... Shunsuke Michieda... Kashiwazaki Kou... Ayumu Mochizuki... ... Original Size (1280x720) Original Size (667x999) Season 1 10 Episode(s) 2017-04-12