Japanese sextant and case

Modern Japanese sextant in wooden slant dovetailed case. Complete with index glass, horizon glass with just mirror (chipped at one edge), shades, low power telescope (focus broken), light holder and plastic bridge handle. One of 3 supporting feet new. Two cylinder compartments in case for additional telescopes (missing). Third smaller cylinder possibly for cleaning brush. Sticker on inside top of case has Japanese writing and: "TRADE MARK TAMAYA & CO LTD/ GINZA TOKOYO". Metal sticker with Japanese writing and : "195", "NO. 2833", above lock on outside. Case width 13-9/16".