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diff --git a/Master/texmf-dist/tex/latex/platex-tools/pxgentombow.sty b/Master/texmf-dist/tex/latex/platex-tools/pxgentombow.sty
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+% pxgentombow.sty
+\NeedsTeXFormat{pLaTeX2e}
+\ProvidesPackage{pxgentombow}
+    [2017/05/05 v0.5 Generate crop mark 'tombow']
+\def\pxgtmb@pkgname{pxgentombow}
+
+%% import from jsclasses
+\hour\time \divide\hour by 60\relax
+\@tempcnta\hour \multiply\@tempcnta 60\relax
+\minute\time \advance\minute-\@tempcnta
+
+%% this package will use tombo feature in pLaTeX kernel
+%  if tombow-related option is not included in class option list,
+%  show info and enable it now
+\iftombow\else
+  \PackageInfo\pxgtmb@pkgname{tombow feature enabled by \pxgtmb@pkgname}
+\fi
+\tombowtrue %\tombowdatetrue %% enabled by tombowdate option
+\setlength{\@tombowwidth}{.1\p@}%
+
+%% import from jsclasses
+\@bannertoken{%
+  \jobname\space(\number\year-\two@digits\month-\two@digits\day
+  \space\two@digits\hour:\two@digits\minute)}
+
+%% prepare dimension
+\ifx\stockheight\@undefined \newdimen\stockheight \fi
+\ifx\stockwidth\@undefined  \newdimen\stockwidth  \fi
+
+%% prepare flag
+\newif\ifpxgtmb@switch    \pxgtmb@switchfalse
+\newif\ifpxgtmb@landscape \pxgtmb@landscapefalse
+
+%% package options part 1
+\DeclareOption{tombowdate}{\tombowdatetrue}
+\DeclareOption{notombowdate}{\tombowdatefalse}
+
+%% register a list of candidate papersize
+%  * \pxgtmb@addpapersize[<tombowname>]{<papername>}{<shorter edge>}{<longer edge>}
+%      used for declaration of papersize.
+%      when no option is specified (that is, \ifpxgtmb@switch = \iffalse),
+%      also used for automatic stocksize determination.
+%      * if <tombowname> = \@empty, the next <papername> is assumed.
+%      * if <tombowname> = n, stocksize is set to papersize + 2in.
+\def\pxgtmb@addpapersize{\@ifnextchar[{\pxgtmb@addp@persize}{\pxgtmb@addp@persize[\@empty]}}
+\def\pxgtmb@addp@persize[#1]#2#3#4{%
+  % get current papersize and search through known standard in ascending order
+  \ifx\pxgtmb@guessedtombow\@empty
+  \ifx\pxgtmb@guessedpaper\@empty
+    % shorter edge -> \@tempdima, longer edge -> \@tempdimb
+    \ifdim\paperwidth>\paperheight\relax
+      \pxgtmb@landscapetrue
+      \@tempdima\paperheight \@tempdimb\paperwidth
+    \else
+      \pxgtmb@landscapefalse
+      \@tempdima\paperwidth  \@tempdimb\paperheight
+    \fi
+    % \@ovri and \@ovro are used temporarily (safe enough)
+    \@ovri=#3\relax
+    \@ovro=#4\relax
+    % if \mag != 1000 and \inv@mag is defined, assume jsclasses-style \mag employment
+    \ifnum\mag=\@m\else \ifx\inv@mag\@undefined\else
+      \@ovri=\inv@mag\@ovri\relax
+      \@ovro=\inv@mag\@ovro\relax
+    \fi \fi
+    % compare
+    \ifdim\@tempdima=\@ovri\relax \ifdim\@tempdimb=\@ovro\relax
+      \def\pxgtmb@guessedpaper{#2}%
+      \ifx#1\@empty\else
+        \def\pxgtmb@guessedtombow{#1}%
+        \if n\pxgtmb@guessedtombow\else
+          \ExecuteOptions{tombow-#1}% package defaults to tombowdatetrue
+          \pxgtmb@switchfalse
+        \fi
+      \fi
+    \fi \fi
+  \else
+    \def\pxgtmb@guessedtombow{#2}% save for console message
+    \pxgtmb@setstock{#3}{#4}%      set stockwidth/height
+  \fi\fi
+  \DeclareOption{tombow-#2}{%
+    \pxgtmb@switchtrue
+    \tombowdatetrue
+    \pxgtmb@setstock{#3}{#4}%
+  }%
+  \DeclareOption{tombo-#2}{%
+    \pxgtmb@switchtrue
+    \tombowdatefalse
+    \pxgtmb@setstock{#3}{#4}%
+  }%
+  \DeclareOption{mentuke-#2}{%
+    \pxgtmb@switchtrue
+    \tombowdatefalse
+    \setlength{\@tombowwidth}{\z@}%
+    \pxgtmb@setstock{#3}{#4}%
+  }%
+}
+\def\pxgtmb@setstock#1#2{%
+  \ifpxgtmb@landscape
+    \setlength\stockwidth{#2}%
+    \setlength\stockheight{#1}%
+  \else
+    \setlength\stockwidth{#1}%
+    \setlength\stockheight{#2}%
+  \fi
+  % if \mag != 1000 and \inv@mag is defined, assume jsclasses-style \mag employment
+  \ifnum\mag=\@m\else \ifx\inv@mag\@undefined\else
+    \stockwidth=\inv@mag\stockwidth\relax
+    \stockheight=\inv@mag\stockheight\relax
+  \fi \fi
+}%
+\@onlypreamble\pxgtmb@addpapersize
+\@onlypreamble\pxgtmb@addp@persize
+\@onlypreamble\pxgtmb@setstock
+
+%% initialize before search
+\def\pxgtmb@guessedpaper{}
+\def\pxgtmb@guessedtombow{}
+\@onlypreamble\pxgtmb@guessedpaper
+\@onlypreamble\pxgtmb@guessedtombow
+
+%% package options part 2
+%  ISO A series <=> JIS B series in the ascending order
+\pxgtmb@addpapersize{a10}{26mm}{37mm}
+\pxgtmb@addpapersize{b10}{32mm}{45mm}
+\pxgtmb@addpapersize{a9}{37mm}{52mm}
+\pxgtmb@addpapersize{b9}{45mm}{64mm}
+\pxgtmb@addpapersize{a8}{52mm}{74mm}
+\pxgtmb@addpapersize{b8}{64mm}{91mm}
+\pxgtmb@addpapersize{a7}{74mm}{105mm}
+\pxgtmb@addpapersize{b7}{91mm}{128mm}
+\pxgtmb@addpapersize{a6}{105mm}{148mm}
+\pxgtmb@addpapersize{b6}{128mm}{182mm}
+\pxgtmb@addpapersize{a5}{148mm}{210mm}
+\pxgtmb@addpapersize{b5}{182mm}{257mm}
+\pxgtmb@addpapersize{a4}{210mm}{297mm}
+\pxgtmb@addpapersize{b4}{257mm}{364mm}
+\pxgtmb@addpapersize{a3}{297mm}{420mm}
+\pxgtmb@addpapersize{b3}{364mm}{515mm}
+\pxgtmb@addpapersize{a2}{420mm}{594mm}
+\pxgtmb@addpapersize{b2}{515mm}{728mm}
+\pxgtmb@addpapersize{a1}{594mm}{841mm}
+\pxgtmb@addpapersize{b1}{728mm}{1030mm}
+\pxgtmb@addpapersize[n]{a0}{841mm}{1189mm}
+\pxgtmb@addpapersize[n]{b0}{1030mm}{1456mm}
+
+%% package options part 3
+%  ISO C series
+\pxgtmb@addpapersize[a9]{c10}{28mm}{40mm}
+\pxgtmb@addpapersize[a8]{c9}{40mm}{57mm}
+\pxgtmb@addpapersize[a7]{c8}{57mm}{81mm}
+\pxgtmb@addpapersize[a6]{c7}{81mm}{114mm}
+\pxgtmb@addpapersize[a5]{c6}{114mm}{162mm}
+\pxgtmb@addpapersize[a4]{c5}{162mm}{229mm}
+\pxgtmb@addpapersize[a3]{c4}{229mm}{354mm}
+\pxgtmb@addpapersize[a2]{c3}{324mm}{458mm}
+\pxgtmb@addpapersize[a1]{c2}{458mm}{648mm}
+\pxgtmb@addpapersize[a0]{c1}{648mm}{917mm}
+\pxgtmb@addpapersize[n]{c0}{917mm}{1297mm}
+%  misc
+\pxgtmb@addpapersize[b4]{a4j}{210mm}{297mm}
+\pxgtmb@addpapersize[b5]{a5j}{148mm}{210mm}
+\pxgtmb@addpapersize[a3]{b4j}{257mm}{364mm}
+\pxgtmb@addpapersize[a4]{b5j}{182mm}{257mm}
+\pxgtmb@addpapersize[b4]{a4var}{210mm}{283mm}
+\pxgtmb@addpapersize[a4]{b5var}{182mm}{230mm}
+\pxgtmb@addpapersize[a3]{letter}{8.5in}{11in}
+\pxgtmb@addpapersize[a3]{legal}{8.5in}{14in}
+\pxgtmb@addpapersize[a4]{executive}{7.25in}{10.5in}
+
+%% default options
+\ExecuteOptions{tombowdate}% package defaults to tombowdatetrue
+\ProcessOptions
+
+%% display search result
+%  if any of explicit size option is specified, \ifpxgtmb@switch = \iftrue.
+%  otherwise, automatic size detection should be successful.
+\ifpxgtmb@switch\else
+  % check status
+  \@tempcnta=\z@\relax
+  \ifx\pxgtmb@guessedpaper\@empty
+    \advance\@tempcnta\@ne\relax
+  \fi
+  \ifx\pxgtmb@guessedtombow\@empty
+    \advance\@tempcnta\tw@\relax
+  \else\if n\pxgtmb@guessedtombow
+    \advance\@tempcnta\tw@\relax
+  \fi\fi
+  % message
+  \ifodd\@tempcnta
+    %\PackageWarningNoLine\pxgtmb@pkgname{%
+    %  No size option specified, and automatic papersize\MessageBreak
+    %  detection also failed}
+  \else
+    \typeout{***** Package \pxgtmb@pkgname\space detected \pxgtmb@guessedpaper paper. *****}
+  \fi
+  \ifnum\@tempcnta>\@ne\relax
+    \PackageWarningNoLine\pxgtmb@pkgname{%
+      Output size cannot be determined. Please add size\MessageBreak
+      option (e.g. `tombow-a4') to specify output size.\MessageBreak
+      Falling back to +1in ..}
+    \stockwidth\paperwidth   \advance\stockwidth 2in
+    \stockheight\paperheight \advance\stockheight 2in
+  \else
+    \typeout{***** Now the output size is automatically set to \pxgtmb@guessedtombow. *****}
+  \fi
+\fi
+
+%% warnings
+\ifdim\stockwidth<\paperwidth
+  \PackageWarningNoLine\pxgtmb@pkgname{%
+    \string\stockwidth\space is smaller than \string\paperwidth!\MessageBreak
+    Is this really what you want?}
+\fi
+\ifdim\stockheight<\paperheight
+  \PackageWarningNoLine\pxgtmb@pkgname{%
+    \string\stockheight\space is smaller than \string\paperheight!\MessageBreak
+    Is this really what you want?}
+\fi
+
+%% make tombow box according to (no)tombowdate & \@tombowwidth status
+\maketombowbox
+
+%% shift amount
+\hoffset .5\stockwidth
+\advance\hoffset -.5\paperwidth
+\advance\hoffset-1truein\relax
+\voffset .5\stockheight
+\advance\voffset -.5\paperheight
+\advance\voffset-1truein\relax
+
+\endinput