Mariko Kawana: Female Cat Stepmother

川奈まり子　牝猫義母

Also known as けもの道 義母と間男, Kemono michi: Gibo to ma-otoko, Kawana Mariko: Mesuneko gibo

The old Bizan family. Samon, the head of the family, his older brother Tamio, his wife Fumiko, and his younger brother Takuichi, who was adopted by his relative the Koga family, and his wife Yuko. Freelance writer Sumie was hired to write Samon's biography. Samon, who had fallen in love with her before he knew it, proposed to her out of desperation...