After the surrender of Ako Castle, Shigeyuki moved to Fushimi and contributed to the campaign for the restoration of the Asano clan, which was led by Kuranosuke (Yoshio) OISHI.
いずれにしても赤穂城開城後は伏見に移住して大石内蔵助らによる浅野家御家再興運動に助力している。