Pollux, J.

Japanese: Pollux，J.（英語表記）PolluxJ

…In China, the classification of academic subjects was based on the classification of books, so the four sections of Jing, Shi, Zi, and Ji, and the seven sections of Ji, Liu Ge, Zhu, Shifu, Shu, Ju Su, and Feng Ji were used. As for the classification of vocabulary, there were already classified vocabulary books in ancient Egypt and Mesopotamia, and in the Roman period, Julius Pollux wrote the Greek Onomasticon (Book of Names). This was in the 2nd century, but around the same time, Xu Shen in China completed the Shuowen Jiezi (Shuowen Jiezi), which classified 9,353 characters into 540 sections. …

From [Polydeukes]

…2nd century Greek rhetorician and scholar. Latin name Julius Pollux. Date of birth and death unknown. …

*Some of the terminology that mentions "Pollux, J." is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…中国では学問の分類も図書の分類によったので，経，史，子，集の〈四部〉や集，六芸，諸子，詩賦，兵書，術数，方技の〈七略〉が用いられた。　語彙の分類としては，すでに古代エジプトやメソポタミアに分類語彙集があり，ローマ時代にもポルクスJulius Polluxがギリシア語の《名前の書(オノマスティコン)》を書いている。これは後2世紀であるが，同じころに中国では許慎が9353字を540部に分類した《説文解字（せつもんかいじ）》を完成した。…