Japanese, Chinese, Korean styles of popular fonts for the site: where to get?

Question

HTML

In general, there is a Russian site with a slight Japanese touch. ) A couple of titles are written in Japanese. The Chrome extension said it was Open Sans. I need to make a layout in Photoshop, and also write a couple of words in Japanese hieroglyphs.
Where can I get this Open Sans with a Japanese font?
What are the names of the fonts that support these languages ​​in the catalogs? (I found data that CJK (chine, japan, korea), but I didn’t really find anything.
Please, dot the "and"

Answer 1

Open Sans doesn't have Japanese support:
For your purposes, Google created the Noto Family . One family for all languages.