Changes: - Make Japanese font maps available to updmap. - Generate LaTeX format using eptex instead of ptex.
Changes: - Added hyphenation patterns for ancient Greek.
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.