However, the next year, his territory was suddenly confiscated by Nobunaga and afterwards he was sent to Mitsuhide AKECHI, and ordered to commit suicide together with his son and heir Shugo MITSUBUCHI.
だが、翌年になって信長によって突如所領を没収されて明智光秀の元に預けられて、嫡男・三淵秋豪とともに自害を命じられるのである。