>>203
This is one half the rangefinder from the very top of the Pagoda used for the 356mm main artillery.
https://www.facebook.com/rvpetrel/photos/a.1528976093804533.1073741834.1510752248960251/1528976507137825/?type=3&;theater

トップ・オブ・パゴダってなんだよ…ｗ