Ryuusaku Chijiwa (千々和 竜策, Chijiwa Ryūsaku, born May 27, 1969) is a Japanese voice actor (seiyū) born in Tokyo. He is poet Hisayuki Chijiwa's son (千々和久幸). He is affiliated with Production Ace. He formerly belonged to Dojinsha Production, Mausu Promotion (2005-2009), GadgetLink and Apte Pro.