Pseudograph

…With the development of the modern spirit, the study of falsehood also developed. Already in the Ming Dynasty, Hu Yinglin wrote a work called “Four Parts of Truth and Falsehood.” However, it was the pseudo-archaic school led by Gu Jie Gang and others in the early years of the Republic of China, who strongly promoted falsehood as a method of learning.
[Strange Tales of Forged Books from the East and West]
Books that are forged or counterfeited by using false author names or titles are called pseudographs and are given a different kind of attention. In recent years, cases that violate the rights of the original author have been distinguished as piracy, but if we divide all forgeries, including these, by type, we get the following:

*Some of the terminology explanations that mention "pseudograph" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…近代精神の発達とともに弁偽の学も発達し，すでに明の胡応麟に《四部正偽》といった著述があるが，学問の方法として弁偽の姿勢を強くおしだしたのは，民国初年の顧頡剛ら《古史弁》によった擬古派の一派であった。偽文書【小南 一郎】
［東西偽書奇聞］
　著者名や書名をいつわり，偽造･贋造された書物は〈偽書pseudograph〉と呼ばれ，別種の関心が払われる。近年では，原著作者の諸権利を侵害する場合を〈偽作piracy〉として区別するが，それらを含め偽書全般を形態別に分けると，次のようになる。…

※「pseudograph」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報