is a Buddhist temple of the Jà Âdo-shà « sect in Kawagoe City, Saitama Prefecture. Its mountain name () is Kà Âhozan, while its monastery name (') is Hà Âchi-in. The temple is dedicated to Amida Buddha.
Renkei-ji was constructed in 1549 by Renkei, after the Night Battle of Kawagoe (1546). Renkei is Daidoji MasashigeâÂÂs mother.
In the Edo Period (1602), Renkei-ji joined one of the Kantà  Jà «hachi Danrin, which was a nationally certified Buddhism University. There, many priests and novices learned Jà Âdo-shà «. Lord Donryu is enshrined in the Donryu-do. The temple is good for an easy delivery. On the 8th of every month, a temple fair is held with storytelling and other events.
A figure of Obinzuru-sama, a disciple of Buddha, can be seen at the entrance to Donryu-do. It is said that if you touch a sick area of your body to the same spot on Obinzuru-sama, your illnesses will be healed.
Fukurokuju, one of the Seven Lucky Gods, is also enshrined here.