The Bōsō Peninsula (房総半島, Bōsō-hantō) is a Peninsula that encompasses the entirety of Chiba Prefecture on Honshū island the entirety of Chiba Prefecture on Honshū island it forms the eastern edge of Tokyo Bay separating it from the Pacific Ocean.
|Location||Kantō Region, Chiba Prefecture, Japan|
408.2 m (1,339 ft)
|Area||5,034 km2 (1,944 sq mi)|
|River||Tone River, Edo River, Obitsu River, Yōrō River, Koito River|