Himonya Park

A traffic playground with small roads, crossings and signals where kids learn the rules of the road on bikes and pedal cars.

Three children's parks with squirrel, pig and horse play equipment, a splash pond for kids up to third grade, and a cycling center, on 1964 Olympic grounds.

Once a forestry research nursery, now big old trees with trunks over three meters around, an adventure playground and a wading pool with animals set in the stone.

A mini steam train that does three-minute laps, a real D51 locomotive in the traffic plaza, a play park and an outdoor pool.

Free, with about 300 preserved parasites over two floors, and the ones that infect people upstairs.

A vegetable café in Komazawa Olympic Park, with big salad bowls and handmade dressings, a vegan menu and high-protein plates.