Tokyo National Museum, Ueno

Tokyo National Museum, Ueno
Enormous collections of Japanese history and crafts, and excellent displays of swords, armour and associated items.

Link to official website Tokyo National Museum: HERE
On the website under Collections, is a page called e-Museum (may need to right-click), in which there are links to a photos of a large number of swords (>100) held by the musuem, as well as many other items. These are good images are enable zoom to fine detail.