九十九里浜
Chōsei is located in the eastern part of Chiba prefecture, about 30 kilometers from the prefectural capital at Chiba and within 60 to 70 kilometers from the center of Tokyo. The village faces Pacific Ocean and is located in the southern part of the Kujūkuri Plain (Kujūkuri Beach). The terrain is gentle and has few undulations. The village area is dotted with ponds for agricultural water. The Ichinomiya River empties into the Pacific Ocean at Kujukuri Beach in Chōsei.