WAomori Television
WBroadcasting System of Niigata
WBroadcasting System of San-in
WBS-TBS
WChubu-Nippon Broadcasting
WHokkaido Broadcasting
WHokuriku Broadcasting Company
WI-Television
WIwate Broadcasting Company
WMainichi Broadcasting System
WMBS Radio (Japan)
WMBS TV
WMiyazaki Broadcasting
WOita Broadcasting System
WRCC Broadcasting
WRKB Mainichi Broadcasting
WRyukyu Broadcasting Corporation
WSanyo Broadcasting
WShin-etsu Broadcasting
WShizuoka Broadcasting System
WTBS Television (Japan)
WTelevision Yamaguchi Broadcasting Systems
WTohoku Broadcasting Company
WTokyo Broadcasting System
WTulip Television
WUHF Television Yamanashi