The Journal of Universal Language is an international research journal and it is published by the Language Research Institute at Sejong University biannually. The Journal of Universal Language is concerned with artificial languages, communication & culture in language usage, typology, and universality in language. The journal also publishes interdisciplinary contributions written with applied linguists in mind, observation concerning official language. Following the May 1996 inaugural issue of the journal, the second issue was published in May 2001. Since then the journal has been published biannually. The journal index includes KCI, EBSCO, MLA, Linguistics Abstracts Online, BRILL, DBpia, and Google Scholar. The spring and autumn editions are published respectively on March 31 and September 30. Manuscripts submissions are accepted year round.

The Language Research Institute at Sejong University was founded for theoretical and practical research on various modes of language usage as well as to provide a forum for discussions on the nature of language. The institute is particularly interested in the development of a universal language and its related fields. The institute also offers an opportunity for the exchange of ideas between researchers of various view points by holding seminars on language-related areas including general linguistics, artificial languages, and universality in language.