Wada Rin (ex. Maison book girl) has announced that she will be resuming her music activities. 

Maison book girl ended their activities after their one-man live 'Solitude HOTEL' on May 30 at Maihama Amphitheater. Since then, the girls had been silent on social media but uploaded photos on August 22 after their concert footage was released on DVD and Blu-ray (released August 18). 

On Twitter, Wada wrote, "Long time no see. This is Wada Rin. Thank you very much for the past six years. I am planning to continue singing as my life work. I am in the middle of writing a song. Please wait a little while longer."