(historical) Mengjiang (historical puppet state)

historic, historical / already-happened, past / former, old, traditional

boundary

a puppet / (history) Synonym of 傀儡子 (kugutsushi, “wandering street puppeteer”) / a puppetmaster / a geisha / a prostitute

a puppet / Synonym of 傀儡師 (kairaishi, “puppetmaster”)

ignorant / blinded / dark / cover / befogged / confused / unenlightened

humble first-person personal pronoun; I, me

nation; state

history / the study of history

"Historical kana usage", a prescriptive method of using kana to write Japanese. Devised in the Edo period by Keichū (契沖) and taught in schools until 1946, it aims to be etymologically faithful and reflects earlier stages of the language (Heian period and earlier).