misparsing of a phrase; rebracketing

Synonym of 黄昏 (tasogare, “dusk; twilight”) / Synonym of 黄昏時 (tasogaredoki, “dusk; twilight”)

the Book of Documents

a document with the emperor's seal

Kyūjitai form of 読書 (“the act of reading”)

instruction manual / explanation paper

required reading

(international law) protocol

written quote, estimate, quotation

"playful writing", a type of orthography expressing an author's cleverness or playful wit. One famous example is to write the expression 出でば (ideba) as 山上復有山者 (Man'yōshū volume 9, poem #1787)