Is Tokyo on the sea of Japan?

Tokyo Bay is connected to the Pacific Ocean by the Uraga Channel. The Tokyo Bay region is both the most populous and largest industrialized area in Japan.

You cannot swim in Tokyo Bay correct?

“Tokyo Bay is not clean by any means,” said Taro Shiraro, a triathlete who’s been competing in races over 30 years. But he said it isn’t as bad as some places where competitions are held. “Triathlon games are increasingly held in urban areas. Not many of them are clean.”