Mochizuki Gyokusei was a Meiji period Japanese painter from Kyoto. Mochizuki Gyokkei was his father. He graduated from the present-day Kyoto City University of Arts and studied under Nishiyama Suisho and his father. He is 6th generation Mochizuki. His works have been selected for various prestigious exhibitions, such as the Teiten exhibition and the Nihon Bijutsu Kyokai exhibition.