The UNESCO World Heritage Site Shrines and Temples of Nikkō encompasses 103 buildings or structures and the natural setting around them.

Nine of the structures are designated National Treasures of Japan while the remaining 94 are Important Cultural Properties.

Eight structures are registered National Treasures of Japan and 34 are Important Cultural Properties.

One structure, comprising the Honden, Ainoma and Haiden of the Taiyuin Mausoleum, is a registered National Treasure of Japan and 37 are Important Cultural Properties.

The dominating cedar forest was planted in the early 17th century during the construction of the Tōshō-gū.