Bamboo bars on the top floor of Matsumoto castle give a definite Japanese flavour to this open-air window.
The structural grid-pattern was often left unplastered to form a window.
Samurai quarters,
Old Hagi
In the days before glass, bamboo provided some security and privacy but still alowed a view of an atrium-style garden.
Geisha House,
Kanazawa.
A cross-section of bamboo makes an interesting window feature.
Geisha House,
Kanazawa