Japanese Antique lanp

 It is called Dengasa"(Electrical unbrella)
These types' lamps are produced during １８６８～１９２５ in Japan.
These are made of milky glass.

（photos from top to here are taken by the writer.）

（http://item.rakuten.co.jp/en-charme/dengasa-58/）

(http://pds2.exblog.jp/pds/1/201103/02/51/e0193051_7423891.jpg)

http://kaiwai1.img.jugem.jp/20111001_1542974.jpg

http://www7a.biglobe.ne.jp/~Room/3.jpg

（http://blog-imgs-21.fc2.com/b/u/i/builtthehouse/P4176896.jpg）

 http://maguro-jirushi.ocnk.net/data/maguro-jirushi/product/d0224d5a6f.JPG

 http://korokuten.com/wp-content/uploads/2013/04/D-00081-10-Y-004.jpg