create implication idolmaster_million_live!_theater_days -> idolmaster_million_live!
Spin-off or something. I just know that it has to do with Idolmaster and is a subtitle of Million Live!, therefore it should have an implication.
The tag implication idolmaster_million_live!_theater_days -> idolmaster_million_live! has been approved.
Updated by DanbooruBot