Seiyu Paku Romi has announced on her official website that she will take a three-month leave to undergo a surgery. She will have a polyp on her vocal cords removed. Seiyu Ohara Sayaka has recently undergone the same surgery and already returned to work.
Update Sep 13
According to the latest post on her blog, the surgery was successfully finished.
Source: Paku’s official blog
Related topic: VA Ohara Sayaka To Have a Surgery on Her Vocal Cords