%!TEX TS-program = xelatex 
%!TEX encoding = UTF-8 Unicode 

\documentclass[12pt]{article}
\usepackage{fontspec,xunicode,graphicx}
\defaultfontfeatures{Mapping=tex-text}
\newfontfamily{\J}[Scale=0.85]{Osaka} 

\title{Pekk's Japanese Text \TeX\ Test}
\author{Pekk}

\begin{document}
\maketitle
Word. {\J これは日本語です。 ぶわはははは！}
\vspace{10 mm}

Then a voice called out, ``...But do i still have quoties?''

---``Yes. Yes, you do."

\end{document}