Later, Okubo's bereaved family dedicated the carriage in which he was riding at the moment of disastrous incident to the Goryu Sonryu-in Temple for the repose of his soul, and it still exists.
大久保が遭難時に乗っていた馬車は、後に供養のため遺族が岡山県倉敷市の五流尊瀧院に奉納し、現存している。