Kiyo in Kyoto: From the Maiko House - Season 1 - Eps 6: Waiting for a Letter / Christmas in Kagai / New Year's Eve in Kagai
Aomori Prefecture. Kenta pays a visit to Kiyo's Grandma's and notices that she has received a letter in her mailbox. When Kenta realizes it is from Kiyo, he remembers how she and Sumire secretly exchanged notes in school. It was then that something about Kiyo's handwriting had started catching his attention.
About Kiyo in Kyoto: From the Maiko House

Title: Kiyo in Kyoto: From the Maiko House
First Air Date: 2021-02-25
Last Air Date: 2022-01-27
Status: Ended
Rating: 7.1/10 (from 7 votes)
Language: JA
Seasons: 1
Total Episodes: 12
Network: NHK WORLD-JAPAN
Genres: Animation, Drama, Comedy
Production Companies: J.C.STAFF, NHK Enterprises, NHK
Synopsis
Kiyo and Sumire came to Kyoto from Aomori Prefecture, dreaming of becoming maiko. But after an unexpected turn of events, Kiyo starts working as the live-in cook at the Maiko House. Their story unfolds in Kagai, the Geiko and maiko district in Kyoto, alongside their housemate maikos. Kiyo nourishes them daily with her homecooked meals, and Sumire strives toward her promising future as the once-in-a-century maiko.
Cast

Kana Hanazawa
Kiyo Nozuki (voice)

Mao Ichimichi
Sumire 'Momohana' Herai (voice)

Satsumi Matsuda
Tsurukoma (voice)

Kaoru Katakai
Azusa 'Mother' Hirose (voice)