Package texlive-ptex

A TeX system for publishing in Japanese

http://tug.org/texlive/

PTeX adds features related to vertical writing, and deals with
other problems in typesetting Japanese. A set of additions to a
TEXMF tree, for use with PTeX, may be found in package PTeX-
texmf. PTeX is distributed as WEB change files.

General Commands
Command Description
eptex alias for ptex
makejvf Make Japanese VF file from Japanese TFM file
mendex Japanese index processor
ptex Japanese "Publishing TeX"