Planetarian: The Reverie of a Little Planet
planetarian ~ちいさなほしのゆめ~ (original)
Hoshino Yumemi is a companion robot working at an abandoned planetarium. It’s been thirty years since her last customer, but she continues to wait. When a customer finally appears, she enlists his help to fix the planetarium so she can show him the stars.
Starring Daisuke Ono, Keiko Suzuki
It's a animation and drama show, and has a rating of 7 out of 10 from Imdb which is usually fine for this kind of show.
Watch it here
Not found streaming from United Kingdom.