menu 303The 303 series (303) is a DC electric multiple unit (EMU) commuter train type operated by Kyushu Railway Company (JR Kyushu) on Chikuhi and Fukuoka Subway KukoThe 303 series (303) is a DC electric multiple unit (EMU) commuter train type operated by Kyushu Railway Company (JR Kyushu) on Chikuhi and Fukuoka Subway Kuko