松本依夜利
from Tell Me How to Forget About You
Iyori Matsumoto is Shuu's mother. They are neighbors with Emily and Masakiyo. She loves music and used to play Bass Guitar during middle school. She was keeping that a secret but Sayane's mother who went to school with Iyori told everything to Emily who then let it out when they were all at her house, which embarrassed Iyori who considers that time in middle school as her reckless teens.

Tell Me How to Forget About You
Shuu Matsumoto, a college-dropout living the NEET life, felt it wasn't worth living anymore. At the invitation of his friend Tomi, he decides to visit his hometown and his old high school. A chance encounter with childhood friend turned celebrity, Sayane Kiriyama, turns the wheels of Shuu's fate once again. [Kadokawa]