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diff --git a/language/japanese/pxjahyper/pxjahyper-enc.sty b/language/japanese/pxjahyper/pxjahyper-enc.sty
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--- a/language/japanese/pxjahyper/pxjahyper-enc.sty
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-%%
-%% This is file 'pxjahyper-enc.sty'.
-%%
-%% Copyright (c) 2012-2022 Takayuki YATO (aka. "ZR")
-%% GitHub: https://github.com/zr-tex8r
-%% Twitter: @zr_tex8r
-%%
-%% This package is distributed under the MIT License.
-%%
-
-%% package declaration
-\NeedsTeXFormat{pLaTeX2e}
-\ProvidesPackage{pxjahyper-enc}[2022/05/27 v1.2]
-\def\pxhe@pkgname{pxjahyper-enc}
-\providecommand{\bxDebug}[1]{}
-
-%--------------------------------------- package options
-
-%% variables
-\let\pxhe@driver=d
-
-% driver options
-\DeclareOption{dvipdfmx}{%
- \let\pxhe@driver=d\relax
-}
-\DeclareOption{dvips}{%
- \let\pxhe@driver=s\relax
-}
-\DeclareOption{nodvidriver}{%
- \let\pxhe@driver=0\relax
-}
-% dispatch
-\ProcessOptions*
-
-%--------------------------------------- user interface
-
-%% variables
-\let\pxhe@bigcode=t
-\let\pxhe@default@tounicode=t
-
-%%<*> \suppressbigcode
-\@onlypreamble\suppressbigcode
-\newcommand*\suppressbigcode{%
- \global\let\pxhe@bigcode=f\relax
-}
-
-%%<*> \suppressdefaulttounicode
-\@onlypreamble\suppressdefaulttounicode
-\newcommand*\suppressdefaulttounicode{%
- \global\let\pxhe@default@tounicode=f\relax
-}
-
-%%<+> \pxjahyperToUnicodeSpecial{<name>}
-\newcommand*\pxjahyperToUnicodeSpecial[1]{%
- \edef\pxhe@tmpa{%
- \noexpand\pxhe@begin@dvi@hook{\special{pdf:tounicode #1}}%
- }\pxhe@tmpa
-}
-
-%--------------------------------------- environment
-
-%% check
-\ifx d\pxhe@driver\else
- \ifx s\pxhe@driver
- \PackageWarningNoLine\pxhe@pkgname
- {Unsupported driver (dvips)}
- \fi
- \let\pxhe@begin@dvi@hook\@gobble
-\expandafter\endinput\fi\relax
-
-%% switch 'pxhe@new@hook@system'
-\newif\ifpxhe@new@hook@system
-\@ifl@t@r\fmtversion{2020/10/01}{\pxhe@new@hook@systemtrue}{}
-
-%% \pxhe@jcode
-\ifnum \jis"2121="8140
- \let\pxhe@jcode=s\relax
-\else\ifnum\jis"2121="A1A1
- \let\pxhe@jcode=e\relax
-\else\ifnum\jis"2121="3000
- \let\pxhe@jcode=u\relax
-\fi\fi\fi
-\ifx\pxhe@jcode\@undefined
- \PackageError\pxhe@pkgname
- {Unknown internal kanji code}
- {Package loading is aborted right now.}
- \expandafter\endinput
-\fi
-
-%--------------------------------------- begin-dvi hook (new)
-\ifpxhe@new@hook@system
-
-%% \pxhe@hook@label
-\def\pxhe@hook@label{pxjahyper/enc}
-
-%% \pxhe@begin@dvi@hook{<text>}
-\def\pxhe@begin@dvi@hook#1{%
- \AddToHook{shipout/firstpage}[\pxhe@hook@label]{#1}%
-}
-
-%% declare necessary rules
-\DeclareHookRule{shipout/firstpage}{\pxhe@hook@label}{<}{hyperref}
-
-\fi
-%--------------------------------------- begin-dvi hook (old)
-\ifpxhe@new@hook@system\else
-
-%% packages
-\RequirePackage{atbegshi}[2011/10/05]% v1.16
-
-%% \pxhe@begin@dvi@hook{<text>}
-\def\pxhe@begin@dvi@hook#1{%
- \begingroup
- \toks\z@{#1}%
- \toks\tw@\expandafter{\AtBegShi@HookFirst}%
- \xdef\AtBegShi@HookFirst{\the\toks@\the\toks\tw@}%
- \endgroup
-}
-
-\fi
-%--------------------------------------- default tounicode special
-
-%% \pxhe@cmap@name
-\def\pxhe@cmap@name{%
- \if e\pxhe@jcode % euc
- EUC-UCS2%
- \else\if s\pxhe@jcode % sjis
- 90ms-RKSJ-UCS2%
- \else\if t\pxhe@bigcode % ucs, bigcode
- UTF8-UTF16%
- \else % ucs, no bigcode
- UTF8-UCS2%
- \fi\fi\fi
-}
-
-%% \pxhe@do@default@tounicode
-\def\pxhe@do@default@tounicode{%
- \if t\pxhe@default@tounicode
- \special{pdf:tounicode \pxhe@cmap@name}%
- \fi
-}
-\pxhe@begin@dvi@hook{\pxhe@do@default@tounicode}
-
-%--------------------------------------- done
-\endinput
-%% EOF