It's been announced that Michishige Sayumi will be restricting some activities after being diagnosed with obsessive-compulsive disorder (OCD). 

Michishige's agency JP Room commented that the singer had been overly picky and sensitive in certain areas of work, and had reported having a strong feeling of anxiety and fear. After seeing a doctor, she was diagnosed with OCD and it was decided that she restrict some activities until her symptoms improve. Regarding her upcoming concerts, they mentioned that they plan to continue while respecting the doctor's diagnosis and paying attention to the course of symptoms.