|Pseudonym reading||University of Tokyo and the University of Tokyo|
|Specified type||Country registration|
|Designated date||October 27, 2017|
|location||Hoshigaokacho, Mizusawa-ku, Oshu-shi|
|owner||University Joint Research Organization Natural Science Research Organization|
It is a target stand and a closed house built at a position of about 100 meters north of the Visual Zenith Room, which was built in 1887.
It was installed for the calibration of the visual zenith, the cover is a wooden flat, the roof is a gable girdle, the outer wall clapboard, there is a target block of bricks in the center of the inside. The target stand and the shell are out of order for accurate observation.
It is a facility for zenith calibration with few examples in Japan.