There are various Japanese place names with 'Isshiki' derived from Isshikiden (refer to Isshiki) and the Isshiki clan known as a Shugo daimyo (Japanese territorial lord as provincial constable) originally came from a family based in Mikawa Province, Kira no sho Isshiki (present Isshiki Town, Hazu County, Aichi Prefecture).
「一色」など一色田に由来する地名は日本各地に残されており（一色を参照）、守護大名として知られる一色氏も元は三河国吉良荘一色（現在の愛知県幡豆郡一色町）を拠点とした一族である。