Wakako Matsumoto (松本 和香子, Matsumoto Wakako; born April 1, 1960), better known by her stage name Kujira (くじら, Kujira), is a Japanese voice actress from the Tokyo Metropolis area. She is employed by 81 Produce. Her best-known roles include Otose in Gin Tama and Orochimaru in Naruto. She also voices Sakura Ogami in Danganronpa and the Scooter Lady in the You're Under Arrest series. (Via Wikipedia)