August 1, 1942: The route was merged with Keifuku Electric Railroad (Kyoto Dento's former iron rail division, which had split from the company and established itself in March of that year).
1942年（昭和17年）8月1日京福電気鉄道（同年3月に京都電燈の鉄軌道部門を分離して設立）に合併。