栗山 佳奈

She has a 1.5 year old daughter and often lets her play at the park or library. She has been asking Misaki for insurance, so she and the main character have become acquainted with each other.

She admires Misaki, a career woman, as an independent woman. She is calm, kind, and good at sewing. She sometimes makes her daughter's clothes by hand.

She is often bullied by her mother-in-law who lives nearby. She lives in the same apartment as Ritsuko, but on a lower floor.

Special physical characteristic: She is still breastfeeding with her D cup breasts. She has a very large ass.