texlive-lang-cjk 2020.20210202-1 (amd64 binary) in ubuntu hirsute

 Packages supporting a combination of Chinese, Japanese, Korean, including
 macros, fonts, documentation. Also Thai in the c90 encoding, since there is
 some overlap in those fonts; standard Thai support is in
 collection-langother. Additional packages for CJK are in their individual
 language collections.
 .
 This package includes the following CTAN packages:
 .
 c90 -- c90 font encoding for Thai
 .
 cjk-gs-integrate -- Tools to integrate CJK fonts into Ghostscript
 .
 cjkpunct -- Adjust locations and kerning of CJK punctuation marks
 .
 fixjfm -- Fix JFM (for *pTeX)
 .
 garuda-c90 -- TeX support (from CJK) for the garuda font
 .
 jfmutil -- Utility to process pTeX-extended TFM and VF
 .
 norasi-c90 -- TeX support (from CJK) for the norasi font
 .
 pxtatescale -- Patch to graphics driver for scaling in vertical direction of
 pTeX
 .
 xcjk2uni -- Convert CJK characters to Unicode, in pdfTeX
 .
 zxjafont -- Set up Japanese font families for XeLaTeX