ここってなんなの

https://www.google.com/maps/place/35%C2%B002'39.8%22N+135%C2%B044'05.4%22E/@35.043337,135.7351505,148a,35y,39.48t/data=!3m1!1e3!4m5!3m4!1s0x0:0x0!8m2!3d35.044378!4d135.734822?hl=ja