Susume! Suuko Kai
Suuko helps Itorio gain fans, using her network of followers, but doing so leads to changes within Itorio...
Aired 25/08/2015EP 7 - Susume! Suuko Kai

2015
Million Doll
Million Doll centers on an idol-loving hikkomori named Suko who has a special ability. She can make any idol popular just by writing about them on her blog! One day, while being forced to go to the supermarket by her sister, she happens to see a live performance from the Fukuoka based idol group "Itrio." Suko decides that she will do everything in her power to push them into stardom. Unfortunately, she has compete with the charismatic otaku blogger Ryu-san who supports the underground idol Mariko!
(Source: Crunchyroll)
Note: The first episode has an extended runtime of ~8 minutes.