It was a wide bridge from the end of the Heian period to the Kamakura period, because Rokuhara Tandai (the agency of Kamakura Shogunate set up in Kyoto) was at the east side of the Kamo-gawa River so it was strategically important.
平安時代末期から鎌倉時代にかけては、六波羅探題が鴨川の東にあったことから重要性が増し、幅の広い橋が架けられていた。