Kōzuke Island, Lake island in Nikko, Japan
Kōzuke Island stands at 1,269 meters above sea level in Lake Chūzenji, presenting views of the mountains and surrounding waters.
The island remains untouched since ancient times, maintaining its natural state within Lake Chūzenji, a water body formed by volcanic activity.
Local residents of Nikko incorporate the island into traditional stories about Lake Chūzenji and its connection to regional customs.
Visitors can reach the island through boat services that operate on Lake Chūzenji during regular navigation hours throughout the year.
The small land mass of 0.0003 square kilometers makes it one of the tiniest inhabited islands in Japanese lakes.
Location: Nikko
Elevation above the sea: 1,269 m
GPS coordinates: 36.73000,139.46722
Latest update: September 23, 2025 12:41
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Ashio Copper Mine
11 km
Lake Chūzenji
1.3 km
Futarasan Shrine
11.9 km
Mount Nantai
4.4 km
Ryūzu Falls
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Yudaki Falls
8.1 km
Mount Nikkō-Shirane
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Okunikkō
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Mount Nyohō
11 km
Akechidaira Ropeway
4.4 km
Chūzen-ji
2.2 km
Nikkō Tamozawa Imperial Villa Memorial Park
11.4 km
Urami Falls
8.6 km
Mount Tarō
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Italian Embassy Villa Memorial Park
1.7 km
Omanago Group
8.1 km
Mount Komanako
9.4 km
Nikko Botanical Garden
12.1 km
Mount Taishaku
10.7 km
Onsen-ji
9.6 km
奥日光湯元温泉源泉
9.5 km
Takinoo Shrine
11.8 km
Taiyū-in Mausoleum
11.7 km
Chuzenji Dam
3 km
Ashio Dam
6.4 km
Nishi Kairō
12.1 km
Nishi Sukibei
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