春日野部屋
is a stable of sumo wrestlers, part of the Dewanoumi "ichimon" or group of stables. It was set up in 1990 by former "sekiwake" Tochiazuma Tomoyori, who branched off from Kasugano stable. He coached his son, who also wrestled under the name Tochiazuma, to" ōzeki" rank. Tamanoi reached retirement age in September 2009, and was succeeded by his son. As of January 2021, the stable had 28 wrestlers, two of them being a sekitori.