However, because the death of Yoshitsura ISSHIKI was a plot of Yoshinori, the remnants (of a defeated party) of Isshiki fiercely resisted when Mochitsune and his successor Shigeyuki were establishing the authorization of Shugo in Mikawa Province, and they made a great sacrifice.
しかし一色義貫の死が義教の陰謀によるものであったため、持常とそれを継いだ成之が三河国に守護権を確立する際には、一色残党の激しい抵抗に遭い、多大な犠牲を払った。