There is a folk toy called Akauma (a red horse) in Kira Town, and it is said to have been made when Yoshihisa inspected his territory on the back of his red horse.
吉良町には赤馬という郷土玩具が存在するが、これは義央が赤馬に乗って領内を視察したのを機に作られた玩具だとされる。