WChūsei-hoku Prefecture
WChūsei-nan Prefecture
WEmpire of Japan
WHeian-hoku Prefecture
WHeian-nan Prefecture
WHōko Prefecture
WKankyō-hoku Prefecture
WKarafuto Prefecture
WKarenkō Prefecture
WKeiki Prefecture
WKeishō-nan Prefecture
WKokura Prefecture
WShinchiku Prefecture
WTaichū Prefecture
WTaihoku Prefecture
WTainan Prefecture
WTaitō Prefecture
WTakao Prefecture
WTokyo Prefecture