Haganeyama Transmitter (はがね山標準電波送信所, haganeyamahyoujyundenpasoushinjyo) is an LF-time signal transmitter at Fuji-cho, Saga-city, Saga-ken, Japan used for transmitting the time signal JJY on 60 kHz. It uses as transmission antenna, a 200 meter tall guyed mast with an umbrella antenna, which is insulated against the ground.