
You are standing on ground where over forty-four thousand people burned to death in a single afternoon. On September first, nineteen twenty-three, the Great Kanto Earthquake struck Tokyo. Fires erupted across the city. Tens of thousands of people fled to this open space — it was an army clothing depot at the time — believing they would be safe in the open ground. They were wrong. A firestorm swept through, and the trapped crowd was incinerated. A charnel house on the grounds holds the ashes of fifty-eight thousand earthquake victims.
But this park carries a second tragedy. During the Second World War, American B-29 bombers launched a devastating firebombing campaign against Tokyo. The worst single raid came on March tenth, nineteen forty-five, when an estimated one hundred thousand people died in a single night. Between nineteen forty-eight and nineteen fifty-one, the ashes of a hundred and five thousand four hundred firebombing victims were interred here alongside the earthquake dead.
That means the remains of over a hundred and sixty thousand people from two separate catastrophes rest in this small, quiet park. A memorial museum opened in two thousand one — the first floor covers the earthquake, the second floor covers the firebombing. Admission is free. As of twenty twenty-five, survivors of the nineteen forty-five firebombing are still campaigning for government compensation, eighty years after the event.
Almost no tourists visit Yokoamicho Park. It is not on any standard itinerary. There are no gift shops, no audio guides, no crowds. Just a park, a memorial hall, and the weight of numbers that are difficult to comprehend. It is one of the most important places in Tokyo that most visitors will never see.
Verified Facts
44,000 burned to death in this park during 1923 earthquake firestorm
Charnel house holds ashes of 58,000 earthquake victims
105,400 firebombing victims' ashes interred 1948-1951; March 10 1945 raid killed ~100,000
Memorial museum opened 2001, free admission
As of 2025, firebombing survivors still campaigning for government compensation
Get walking directions
2-3-25 Yokoami, Sumida-ku, Tokyo


