Ichigaya Mami

 is the grandmother of Arisa, mother of Utsonomiya, and owner of the Ryuuseido. She manages the pawn store together with her husband. She has a generous personality and was shown serving Kasumi dinner when they first met. She often gives Arisa sweets and treats to share with the other Poppin'Party members, and Arisa has also complimented her cooking multiple times in her menu lines.

Anime Appearances

 * BanG Dream! 1st Season
 * Episode 2 - We Did It!
 * Episode 4 - I Got Angry!
 * Episode 5 - My Heart Was Racing!
 * Episode 10 - I Got Surprised!
 * Episode 13 - We Sang!
 * BanG Dream! 2nd Season
 * Episode 14 - Happy Party!
 * Episode 24 - Star Tears

Trivia

 * In the game, instead of her actual name, she is often referred to as:
 * English: Arisa's Grandma
 * Japanese: 市ヶ谷 おばあちゃん (Ichigaya-obāchan, literally Grandma Ichigaya)
 * S. Chinese: 市谷 奶奶 (Shìgǔ Nǎinai)
 * T. Chinese: 市谷 老奶奶 (Shìgǔ Lǎonǎinai)
 * Korean: 이치가야 할머니 (Ichigaya Halmeoni)

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