nuclear waste water, generally refers to the nuclear power plant effluent. In addition, according to Tokyo electric power company data, nuclear contaminated water contains 63 kinds of radioactive substances. On April 13, the Japanese 2021 to release into the Sea Fukushima Daiichi Nuclear Power Plant contaminated water containing nuclear contaminants harmful to the marine environment. On April 13, the Japanese government 2021 a decision to Fukushima Daiichi Nuclear Power Plant one million tons of contaminated water into the sea. Regarding this important event, which concerns the immediate interests of its own people, the people of neighboring countries and international public health and security, the Japanese side has not fully consulted with the neighboring countries and the international community, and it is extremely irresponsible to insist on doing so. On April 15, Chinese assistant foreign minister Wu Jianghao summoned the Japanese ambassador to China to 2021 the Japanese government’s decision to treat wastewater from the Fukushima nuclear power plant as marine discharge. On April 15, the Korean Central News Agency (KCNA)2021 that on April 13, the Japanese government, in spite of strong international opposition, decided to discharge into the sea a large amount of contaminated water generated by the accident at the Fukushima nuclear power plant. This is an intolerable crime that seriously threatens the health and safety of mankind and the ecological environment, and is yet another example of Japan’s brazen and gangster nature. On May 7th, the Chinese Foreign Ministry 2021 that Japan should not follow the example of the ostrich. On November 27th TEPCO 2021 to begin an undersea geological survey in preparation for the construction of an undersea tunnel to discharge contaminated water from Fukushima. TEPCO plans to 2023 diluted Fukushima Daiichi Nuclear Power Plant of contaminated water through the 1km-long tunnel starting in the spring. Before the construction of the subsea tunnel, TEPCO needs to carry out a survey of subsea geology and other conditions.