|Native name: 弁天島|
|Location||La Pérouse Strait|
|Area||0.005 km2 (0.0019 sq mi)|
|Coastline||.5 km (0.31 mi)|
|Highest elevation||20 m (70 ft)|
|Highest point||unnamed point|
Benten-jima (弁天島) is a small deserted island west by northwest of Cape Sōya, Wakkanai, Hokkaidō, Japan. It is the northernmost piece of land under Japanese control. The island is 1 km north of Sannai settlement. Another island called Hira-shima (平島) lies southeast of Benten-jima.
Benten-jima is 0.005 square kilometres (0.0019 sq mi) in area, its perimeter is roughly 0.5 kilometres (0.31 mi), and its highest point is 20 metres (66 ft) above sea level. It is named after Benzaiten, once enshrined on the island. The wildlife includes many seabirds, Steller sea lions, kombu kelp, and sea urchins.
- (in Japanese) 宗谷岬弁天島におけるトド調査始まる (The survey of Steller sea lions has begun on Bentenjima Island, Cape Sōya), from マリンネット北海道 (Marine Net Hokkaidō).