Beautiful and free fonts for CJK languages

<rendered-html><p>Noto Sans CJK is a sans typeface designed as an intermediate style between the modern and traditional. It is intended to be a multi-purpose digital font for user interface designs, digital content, reading on laptops, mobile devices, and electronic books. Noto Sans CJK comprehensively covers Simplified Chinese, Traditional Chinese, Japanese, and Korean in a unified font family. It supports regional variants of ideographic characters for each of the four languages. In addition, it supports Japanese kana, vertical forms, and variant characters (itaiji); it supports Korean hangeul — both contemporary and archaic.</p> </rendered-html>