A partial reconstruction of the Ninomaru palace was reconstructed in the Tokugawa Art Museum according to site research, it served as the residence of the lord and the administrative center of the feudal government. The exhibition room space and the displayed artworks constitute a harmonious whole, reflecting the Japanese traditional aesthetical conceptions—expressing structural beauty and whole beauty.

Various exhibitions are held in projects exhibition rooms (No. 7, 8, 9) annually, displaying artworks designated as the registered cultural properties. Especially, order-made dolls and miniature instruments displayed at the Girls' Festival only for princesses of Owari Tokugawa Clan are open to public in February and March. Visitors should be astonished at all excellent and gorgeous artworks which show the magnificent and luxurious style of the three branch families of the Tokugawa house. Moreover, they all are emblazoned family heraldry.

Miniaturized wedding accouterments are made in the Meiji, Taisho, and Showa periods, composed of many dolls of various roles arranged in tiers, reaching proportions of two by seven meters. Only general and daimyo could own such brilliant craft works.