Azumaryū Tsuyoshi (Japanese: 東龍 強, born 12 May 1987 as Sanduijav Todbileg (Mongolian: Сандуйжавын Тодбилэг)) is a Mongolian professional sumo wrestler from Govi-Altai Province. His highest rank has been maegashira 14. After an amateur sumo career at the Kyushu Institute of Information Sciences, he turned professional in November 2008, reaching sekitori status in January 2013 upon promotion to the jūryō division. He has been ranked in the top makuuchi division on nine occasions, but has yet to achieve a winning record there. He was demoted to the makushita division in 2015, but won promotion back to jūryō in November 2015 and the top division in September 2019. He has one jūryō division championship. He wrestles for Tamanoi stable.