Website using the ¥ symbol on their website - meaning it may accept payment in this South Korean currency.
This site uses the viewport meta tag which means the content may be optimized for mobile content.
This page contains a meta robots tag which tells search engines and robots to index or not index the page.
The http-equiv attribute provides an HTTP header for the information/value of the content attribute. The http-equiv attribute can be used to simulate an HTTP response header.