Million Doll

Million Doll (ミリオンドール) is a Japanese web manga written and illustrated by Ai. It began serialization on Comic Smart's free manga website Ganma in December 2013. An anime series adaptation by Asahi Production premiered in Japan from July to September 2015.

Plot
Sūko is an idol-loving hikikomori who uses the power of the internet to make relatively unknown idols popular. Ryū-san, on the other hand, is a passionate idol otaku who always attends performances by whoever his favorite artist of the moment is. Sūko uses her prowess to popularise the local idol group, Itorio, while Ryū-san focuses his support on the underground idol, Mariko. The competitiveness of these two otakus to promote their respective idols to stardom changes their careers forever.