An imperial mausoleum at Mimuro, Gose, Nara, managed by the Imperial Household Agency as the tomb of Emperor Kosho, the 5th emperor. An IHA Archives and Mausolea Department report places it on an isolated hill at the tip of a gentle slope running east from the Katsuragi–Kongo range.
Official status & archaeological view
Official status
Managed by the IHA as the mausoleum of Emperor Kosho, the 5th emperor; the official form is a hill-form tumulus.
Attribution (jitei): the Imperial Household Agency's determination of whose tomb it manages — separate from heritage designation.
Archaeological view
The IHA visitor page does not give its archaeological size, construction date, or burial structure.
Field notes
Per the IHA, it is about a 15-minute walk from JR Gose Station or about a 13-minute walk from Kintetsu-Gose Station, and worship is generally possible year-round from 8:30 to 17:00. The goryoin (mausoleum seal) is kept at the Unebi Mausolea Office in Kashihara, Nara, where visitors can use it free of charge (reception 8:30–17:00; staff may be unavailable on weekends, holidays, 29 Dec–3 Jan and some other days). Nearby imperial mausoleum: Mausoleum of Emperor Koan↗.