江戸の益満休之助・伊牟田尚平に命じ、相楽総三ら浪士を集めて江戸市中に放火・掠奪・暴行などを行わせる攪乱工作を開始。

He ordered Kyunosuke MASUMITSU and Shohei IMUTA in Edo to rally Sozo SAGARA and other roshi (masterless samurai) to carry out arson, looting and violence to throw Edo city into confusion. - Wikipedia日英京都関連文書対訳コーパス

それとともに、前年の薩摩藩焼き討ち事件の際に捕らわれた後、勝家に保護されていた薩摩藩士益満休之助を護衛につけて送り出した。

Moreover, Katsu sent Yamaoka out from his residence with an escort guard, Kyunosuke MASUMITSU; he was the feudal retainer of Satsuma but was in protective custody under Katsu's supervision, this was the result of his capture in the incident of the fire attack on the residence of the Satsuma Domain. - Wikipedia日英京都関連文書対訳コーパス

その後、江戸市内へ伊牟田尚平・益満休之助・相楽総三らを派遣し、破壊工作（江戸や近辺の放火・強盗による人心攪乱）を行わせ幕府を挑発した。

After that, he sent Shohei IMUTA, Kyunosuke MASUMITSU, Sozo SAGARA and others to the city of Edo to commit subversive acts (the intention was to upset the people using acts of arson and robbery in Edo and the neighborhood), and provoked the shogunate. - Wikipedia日英京都関連文書対訳コーパス