LaTeX: New year post card of the year 2022

nyc2022.tex

%#!lualatex
\documentclass{article}
\usepackage[papersize={100mm,148mm},margin=0cm,
  noheadfoot]{geometry}
\usepackage{luatexja-fontspec}
\usepackage{amsmath,tikz,graphicx,xcolor,xparse,pgfmath}
\usetikzlibrary{calc,positioning}
\newcommand{\cLet}{\pgfmathsetmacro}
\newfontface{\fEthi}{NotoSerifEthiopic-Black.ttf}[FakeSlant=0.1]
\newfontface{\fAleg}{Alegreya-ExtraBoldItalic.otf}
\newfontface{\fQing}{ZCOOLQingKeHuangYou-Regular.ttf}
\newfontface{\fNishiki}{Nishiki-teki.ttf}
\newjfontface{\jNishiki}{Nishiki-teki.ttf}
\newfontface{\fYuji}{YujiSyuku-Regular.ttf}
\newjfontface{\jYuji}{YujiSyuku-Regular.ttf}
\newfontface{\fVLG}{VL-Gothic-Regular.ttf}
\newfontfamily{\fSHSans}{HaranoAjiGothic-Medium.otf}[
  BoldFont=HaranoAjiGothic-Heavy.otf]
\newjfontfamily{\jSHSans}{HaranoAjiGothic-Medium.otf}[
  BoldFont=HaranoAjiGothic-Bold.otf]
\definecolor{mygray}{rgb}{0.3,0.3,0.3}
\definecolor{myred}{rgb}{1,0,0}
\definecolor{myblue}{rgb}{0,0.2,1}
\definecolor{mygreen}{rgb}{0,0.6,0.1}
\definecolor{mycgreen}{rgb}{0,0.45,0.05}
\NewDocumentCommand{\xZ}{}{\hspace*{0pt}}
\newcommand*{\?}[1]{%
  {\fSHSans\hspace{.04em}\raisebox{.08ex}{#1}\hspace{.04em}}}
\NewDocumentEnvironment{xPar}{}{%
  \par}{\par}
\NewDocumentCommand\xSize{O{0}m}{%
  \fontsize{#2}{#1}\selectfont}
\begin{document}
%=================================================
\begin{xPar}\centering
  \fEthi\xSize{36}\color{myred}
  \raisebox{0pt}[18mm][0mm]{%
    እንኳን አደረሳችሁ}
\end{xPar}
%=================================================
\vspace{6mm}
%=================================================
\begin{xPar}\centering
%
\newlength{\lU}\setlength{\lU}{0.01cm}
\cLet{\vS}{1.620375}
\colorlet{b}{black}
\cLet{\vP}{6}\cLet{\xPP}{12}\cLet{\yPP}{8}\cLet{\vLW}{\vP*2}
\cLet{\xA}{0}\cLet{\xZ}{400}
\cLet{\yA}{0}\cLet{\yZ}{400}
\cLet{\xS}{\xA-99}\cLet{\xT}{\xZ+99}
\cLet{\xB}{\vP}\cLet{\xF}{\xZ-\vP}
\cLet{\xC}{120}\cLet{\xD}{220}\cLet{\xE}{320}
\cLet{\yS}{\yA-99}\cLet{\yT}{\yZ+99}
\cLet{\yB}{\vP}\cLet{\yC}{100}\cLet{\yD}{180}
\cLet{\yE}{240}\cLet{\yF}{290}\cLet{\yG}{370}
\newcommand\cFBack[1]{%
  \path[top color=#1, bottom color=#1!30!b, shading angle=45]}
\newcommand\cFRect[1]{%
  \path[draw=#1!60, line width=\vLW\lU*\vS, rounded corners=30\lU,
    top color=#1, bottom color=#1!30!b, shading angle=45]}
\newcommand\cERect[1]{%
  \path[draw=#1!60, line width=\vLW\lU*\vS, rounded corners=30\lU]}
%
\begin{tikzpicture}[x=\lU,y=\lU,scale=\vS]
\fill[black, use as bounding box] (-16,-16) rectangle (416,416);
%\node[transform shape] at (368,-8)
%  {\includegraphics[width=7.04mm]{yato.png}};
%
\clip (\xA,\yA) rectangle (\xZ,\yZ);
\cFBack{green!80!b!40!blue} (\xA,\yA) rectangle (\xZ,\yZ);
\cFRect{red} (\xS,\yB) rectangle (\xC,\yD);
\cFRect{blue!50!cyan} (\xE,\yB) rectangle (\xT,\yD);
\cFRect{blue} (\xB,\yC) rectangle (\xF,\yE);
\cFRect{yellow!75!b} (\xB,\yC) rectangle (\xD+\xPP,\yD+\yPP);
\cFRect{green!75!b} (\xD,\yD) rectangle (\xT,\yT);
\cERect{blue} (\xB,\yC) rectangle (\xF,\yE);
\cFRect{blue!10!cyan} (\xB,\yF) rectangle (\xF,\yG);
%
\node[scale=1.8, text=white, font={\fQing}, above left]
  at (\xF-4,\yC-4) {2022};
%
\end{tikzpicture}
\end{xPar}
%=================================================
\vspace{1mm}
\begin{xPar}\centering
  \fYuji\jYuji\xSize[13]{12}%
  \ltjsetparameter{kanjiskip=-.14\zw,xkanjiskip=-.08\zw}
  皆様のご健康とご多幸を\\
  お祈り申し上げます
\end{xPar}
\vspace{3mm}
\begin{xPar}\centering\begin{minipage}{90mm}
  \begin{xPar}
    \fNishiki\jNishiki\xSize{16}\color{myred}
    New Year Puzzle%
    \hfill
    {\xSize{14}\color{myred}%
      2022}%
    {\xSize{9}\color{mygreen!75!black}%
      \,年（令和\,}%
    {\xSize{14}\color{myred}%
      4}%
    {\xSize{9}\color{mygreen!75!black}%
      \,年）}%
  \end{xPar}
  \begin{xPar}
    \fNishiki\jNishiki\xSize{12}\color{myblue!75!black}%
    ～年賀パズル～
  \end{xPar}
  \par\vspace{-3.5mm}
  \begin{minipage}[b]{40mm}
    \setlength\leftmargini{14pt}
    \setlength\leftmargin{14pt}
    \fSHSans\jSHSans\xSize{7}
    以下の条件に従って掛け算の虫食い算を解きなさい。
    \par\vspace{-8pt}
    \begin{itemize}
    \setlength{\itemsep}{-3pt}
    \item \textcolor{myred}{\bfseries 4}は
      \<（表出の）\<2か所しかない。
    \item \textcolor{myred}{\bfseries 4}の
      上下左右にある数字は全て\textcolor{myred}{同じ}である。
    \item \textcolor{myblue}{\bfseries 3}は
      1か所にしか入らない。
    \item \textcolor{myblue}{\bfseries 3}の
      上下左右にある“もの”は全て\textcolor{myblue}{異なって}いる。
    \end{itemize}
    \par\vspace{-10pt}
    {\xSize{4.7}\textcolor{mygreen!75!black}{※}%
    “もの”とは数字または余白を指す。
    つまり、\textcolor{myblue}{\bfseries 3}の
    周囲のうち高々1か所は余白（マス無し）かも
    しれない。
    }
    \par\vspace{-1mm}
  \end{minipage}%
  \begin{minipage}[b]{50mm}\raggedleft
    \DeclareDocumentCommand{\crB}{r()}{%
      \node[crbox] at (#1) {};
    }
    \DeclareDocumentCommand{\crF}{r()}{%
      \node[crfour] at (#1) {4};
    }
    %
    \scalebox{0.42}{\begin{tikzpicture}[x=1mm,y=1mm,
      crline/.style={draw=myblue, line width=1.8pt},
      crfour/.style={text=myred, font={\fSHSans\bfseries\xSize{25}}},
      crbox/.style={draw=mygreen},
      every node/.style={rectangle, line width=1.8pt,
        minimum width=7.5mm, minimum height=7.5mm}]
      \fill[myred!30] (-5,-5) rectangle (35,5);
      \crB(50,64)\crB(60,64)\crB(70,64)\crB(80,64)\crB(90,64)
      \crB(50,54)\crB(60,54)\crB(70,54)\crB(80,54)\crB(90,54)
      \crB(50,42)\crB(60,42)\crB(70,42)\crB(80,42)\crB(90,42)
      \crB(20,32)\crB(30,32)\crB(40,32)\crB(50,32)\crB(60,32)\crB(70,32)
      \crB(10,22)\crB(20,22)\crB(30,22)\crF(40,22)\crB(50,22)\crB(60,22)
      \crB(00,12)\crB(10,12)\crB(20,12)\crF(30,12)\crB(40,12)\crB(50,12)
      \crB(00,00)\crB(10,00)\crB(20,00)\crB(30,00)\crB(40,00)
      \crB(50,00)\crB(60,00)\crB(70,00)\crB(80,00)\crB(90,00)
      \draw[crline] (-7,48)--(97,48);
      \draw[crline] (-7,6)--(97,6);
      \draw[crline] (-2,56)--(2,52) (-2,52)--(2,56);
    \end{tikzpicture}}%
  \end{minipage}%
  \par\vspace{-1mm}
\end{minipage}\end{xPar}
\end{document}

The output is shown in my log post.