Executing great SEO for a country where people do not use your native language is very different. If languages are different, search culture is also different. For example, people searching in Japanese do not use phrases which have more than 4 words for searching so often.
When you think about SEO in Japan market, you also have to know about search engines in Japan. They have some local search engines. I will introduce a share of Japanese search engine market for your SEO strategy.
