Examples along the kaisho-gyōsho-sōsho spectrum:
Examples along the kaisho-gyōsho-sōsho spectrum:
The 介 in the cartouche has some similarity with the example that has been circled.
An example (below) of kaisho ryakuji:
Examples along the kaisho-gyōsho-sōsho spectrum:
It appears obvious that in all of the kaisho examples of 義, the 𦍌/羊, 手, and 戈 are apparent, that is, the yoshi character is composed of ⿱𦍌我, where 我 is ⿰手戈. Yet in the name cartouche the 手 is absent in the 義 character. There is a gyōsho (?) example where the 手 seems to be absent (circled)...??. The question is whether thisthe general omission of 手 is an example of kaisho ryakuji (略字, "abbreviated characters") as posited by @boiko. See: https://en.wikipedia.org/wiki/Ryakuji, http://hac.cside.com/bunsho/1shou/39setu.html, and http://pbbs.web.fc2.com/etc/ryakuji.htm.
A kaisho ryakuji example is given for 儀, "ceremony, rule, affair, case, a matter":
This is in keeping with the simplification of the 義 character: