横よこ穴あな墓ぼ

noun

tunnel tomb; horizontal stone chamber tomb

A type of burial mound from the Kofun period (ca. 3rd–7th century) with a horizontal stone chamber accessible from the side, as opposed to vertical pit-style tombs. Used in archaeological and historical contexts.

• この地ち域いきでは多おおくの横よこ穴あな墓ぼが発はっ見けんされている。

  Many tunnel tombs have been discovered in this region.

• 横よこ穴あな墓ぼは古こ墳ふん時じ代だい後こう期きに広ひろまった埋まい葬そう形けい式しきだ。

  Tunnel tombs were a burial style that spread in the late Kofun period.