中ちゅう四し国こくMeaningsNoun1. Chūgoku and Shikoku (Abbreviation)Kanji used中in四four国countryComposed of中ちゅうmedium (size); average (grade, level, etc.); middle; in; within; out of (e.g. ten people); among; during; while; in (the course of); …Noun四し国こくShikoku (smallest of the four main islands of Japan)Noun