burial mound for severed heads
A historical term referring to a mound where severed heads, often from executions or battles, were buried. Commonly encountered in historical or cultural contexts.
The Kubizuka in Kyoto is known as a place that appears in the Tale of the Heike.
Compound of 首 (kubi, 'neck; head') and 塚 (tsuka, 'mound'), with rendaku voicing. The exact historical origin of the term is uncertain, but it refers to mounds associated with severed heads in Japanese history.