In 1951, Ujitawara Jidosha (later Keihan Uji Kotsu, which was later dissolved by a merger with Keihan Bus), filed an application for an operating license for bus services between Uji and Yodo via Ogura and Kumiyama-cho Hokubu (Northern Kumiyama Town).
1951年、宇治田原自動車（後の京阪宇治交通。現在は京阪バスに合併し会社解散）は宇治より小倉、久御山町北部を経由して淀に至るバス路線の免許申請を行った。