Nikkō
| Nikkō 日光市 | |
|---|---|
| From top, left to right: Nikkō Tōshō-gū, Kegon Falls, Kinugawa Onsen, Lake Chūzenji and Mount Nantai, and Ashio Copper Mine | |
| The location of Nikkō in Tochigi Prefecture | |
| Coordinates: 36°43′11.4″N 139°41′53.4″E / 36.719833°N 139.698167°E | |
| Country | Japan | 
| Region | Kantō | 
| Prefecture | Tochigi | 
| First official recorded | 766 AD | 
| City Settled | February 11, 1954 | 
| Government | |
| • Mayor | Tetsuo Setaka (from May 2025) | 
| Area | |
|  • Total | 1,449.83 km2 (559.78 sq mi) | 
| Population  (October 1, 2021) | |
|  • Total | 76,452 | 
| • Density | 53/km2 (140/sq mi) | 
| Time zone | UTC+9 (Japan Standard Time) | 
| Phone number | 0288-22-1111 | 
| Address | 1 Imaichi Honchō, Nikkō-shi, Tochigi-ken 321–1292 | 
| Climate | Dfb | 
| Website | Official website | 
| Symbols | |
| Bird | Cettia diphone, Alcedo atthis | 
| Flower | Rhododendron, Hemerocallidoideae | 
| Tree | Betula platyphylla, Autumn leaf color | 
Nikkō (日光市, Nikkō-shi; IPA: [ɲikkoꜜːɕi]) is a city in Tochigi Prefecture, Japan. As of 2 December 2020, the city's population was 80,239, in 36,531 households. The population density was 55 persons per km2. The total area of the city is 1,449.83 square kilometres (559.78 sq mi).
Nikkō is a popular destination for Japanese and international tourists. Attractions include the mausoleum of shōgun Tokugawa Ieyasu at the Nikkō Tōshō-gū shrine, and that of his grandson Tokugawa Iemitsu (Iemitsu-byō Taiyū-in), along with Futarasan shrine, which dates to the year 767. There are many famous onsen (hot springs) in the area. Elevations range from 200 to 2,000 meters.
The Japanese saying "Never say kekkō until you've seen Nikkō" (日光を見ずして結構と言うなかれ)" – with kekkō (結構) meaning splendid, magnificent, or satisfied – is a reflection of the beauty and sites in Nikkō.