The park is again a place to enjoy the seasons, being the most busy in the summer when is full of kids enjoying the once again clean stream’s water.

At this time, it is great place to enjoy the autumn colors.

The old Otonashi water park in the Ishigami ikawa brook, a well-known scenic spot . The park and it’s waterfalls, was a renowned site to enjoy the four seasons.

However, the brook later became too polluted and diapered below the thick concrete, to prevent flood damage, during the postwar development.

The park is one of the six parks in Tokyo in the selection of “100 Japanese urban parks”