%#!luajitlatex
\documentclass{ltjtarticle}
\usepackage{ascmac}
\begin{document}
\begin{boxnote}
 ほげaiu
\end{boxnote}

\begin{screen}[5pt]
 ほげaiu
\end{screen}

\keytop{ほげaiu}

\begin{itembox}[l]{ほげaiu}
 あいうsiu
\end{itembox}

\yen\return\Return

\mask{ほげらaiu}{B}

\maskbox{5cm}{30pt}{A}{c}{ほげらaiu}

\Maskbox{5cm}{30pt}{C}{l}{1pt}{ほげらaiu}

\begin{shadebox}
 ほげらaiu
\end{shadebox}
\end{document}