Kasuya was originally a [[Mito han]] [[Ronin]], and was one of 24 members of the [[Roshigumi|Rôshigumi]] who decided to stay in Kyoto, however, he soon deserted and returned to [[Edo]].
−
Kasuya was one of 24 members of [[Roshigumi|Rôshigumi]] who decided to saty in Kyoto.
−
But soon deserted and returned to [[Edo]].
He joined the [[Tenguto|Tengutô]] in [[1864]] and participated in the rebellion.
He joined the [[Tenguto|Tengutô]] in [[1864]] and participated in the rebellion.
−
But the rebellion was defeated and Kasuya commited suicide at Jihô-ji temple.
+
When the rebellion was defeated Kasuya commited suicide at the Jihô-ji temple.