ＪＲ北海道 Hokkaido Railway Company
	ＪＲ東日本 East Japan Railway Company
	ＪＲ東海 Central Japan Railway Company
	ＪＲ西日本 West Japan Railway Company
	ＪＲ四国 Shikoku Railway Company
	ＪＲ九州 Kyusyu Railway Company

鉄道アイコンは @train さんの提供