This live camera overlooks the Nogawa River at the Mabashi (馬橋) monitoring station in Kokuryo, Chofu City, Tokyo. It is operated by the Tokyo Metropolitan Government's flood prevention division to watch water levels and conditions on the river. Live river levels and still images are available on the official Tokyo Flood Disaster Information System: https://www.kasen-suibo.metro.tokyo.lg.jp/im/uryosuii/tsim0102g.html
The view shows a calm, shallow channel winding between grassy embankments, with a concrete stepped revetment, a metal railing along the top of the bank, and a road bridge at the right edge. Behind the banks, apartment buildings and low houses line the riverside, giving a good look at how a suburban Tokyo river is managed day to day. The feed may pause for maintenance, and the camera angle may be adjusted during flood-response work.