Suggestions for ptex-texmf

The following packages have something in common with the package ptex-texmf. The packages are ordered in decreasing similarity.

Package ptex: A TeX system for publishing in Japanese
Package gckanbun: Kanbun typesetting for (u)pLaTeX and LuaLaTeX
Package bxjscls: Japanese document class collection for all major engines
Package jfontmaps: Font maps and configuration tools for Japanese fonts
Package lshort-japanese: Japanese version of A Short Introduction to LaTeX2ε
Package bxjaprnind: Adjust the position of parentheses at paragraph head
Package bxjatoucs: Convert Japanese character code to Unicode
Package bxwareki: Convert dates from Gregorian to Japanese calender
Package babel-japanese: Babel support for Japanese
Package bxjaholiday: Support for Japanese holidays
Package bxghost: Ghost insertion for proper xkanjiskip
Package bxcjkjatype: Typeset Japanese with pdfLaTeX and CJK
Package endnotesj: Japanese-style endnotes
Package japanese-otf-uptex: Support for Japanese OTF files in upLaTeX
Package japanese-mathformulas: Compiling basic math formulas in Japanese using LuaLaTeX
Package pbibtex-manual: Documentation files for (u)pBibTeX
Package zxjatype: Standard conforming typesetting of Japanese, for XeLaTeX
Package zxjafont: Set up Japanese font families for XeLaTeX
Package bxbase: BX bundle base components
Package ptex-manual: Japanese pTeX manual
Package uptex: Unicode version of pTeX
Package asternote: Annotation symbols enclosed in square brackets and marked with an asterisk
Package haranoaji-extra: Harano Aji Fonts
Package haranoaji: Harano Aji Fonts
Package jpnedumathsymbols: Mathematical equation representation in Japanese education
Package chuushaku: Flexible book notes in Japanese
Package cjkpunct: Adjust locations and kerning of CJK punctuation marks
Package convert-jpfonts: Convert half-width Japanese to full-width beautifully
Package ipaex: IPA (Japanese) fonts
Package ieejtran: Unofficial bibliography style file for the Institute of Electrical Engineers of Japan
Package ipaex-type1: IPAex fonts converted to Type-1 format Unicode subfonts