According to Baidu map query, it is generally by sea to go to Japan by boat from Guangzhou. Guangzhou is located in the south of China, far from Japan, and needs to cross the sea to reach Japan by boat. Specifically, the route from Guangzhou to Japan by boat usually reaches Hong Kong or Shenzhen first, and then takes a cruise from Hong Kong or Shenzhen to Japan. These cruise ships usually pass through the East China Sea, the Yellow Sea and other sea areas, and finally reach Japanese ports.

Japan, located on the west coast of the Pacific Ocean, is an arc island country extending from northeast to southwest. It is separated from China, North Korea, South Korea and Russia by the East China Sea, the Yellow Sea, the Korean Strait and the Sea of Japan.