Haha no Okurimono.

Based on novel by Kuniko Mukoda, "Haha no Okurimono" tells the story of a soon to be married couple and their respective mothers. On the eve of Akiko and Masaaki's wedding, Akikio's mother Nobue shows up. Many years when ago, Akiko's mother ran off with a married man and since then Nobue has dropped all relations with her mother, even telling Masaaki that her mother was dead.