|Pseudonym reading||む で で や|
|Specified type||Prefecture designation|
|Designated date||March 30, 1982|
|location||Morioka City Hachimancho|
|owner||Morioka Hachimangu Shrine|
74.2 cm in length.
Warpage 2.3 cm.
Original width 2.7 cm.
It is called "虻" and was dedicated to Morioka Hachimangu from the southern house.
It is made by a sword craftsman in Yamashiro, and it is generally slender and small, but there is a strong step on the waist.
The warp is close to the original, and the stem tip is warped and has an old sword appearance.
It is a valuable work from the late Heian period to the early Kamakura period.