South Korean environmental activists demonstrate against Japan’s plan to discharge Fukushima radioactive water into the sea in Seoul on June 8. The operator of Japan's Fukushima nuclear power plant TEPCO said it will begin to build facilities Thursday to release treated water into the ocean. Photo: Jung Yeon-je/VCG

In April 2021, around 200 fishing boats gathered in waters overlooked by the statue of Korean admiral and military general Yi Sun-sin, to condemn Japan’s decision to discharge contaminated water. Photo: VCG

Protesters in front of Japan’s Supreme Court in Tokyo on June 17 are unhappy about a court ruling that found the government not liable for damages caused by the Fukushima nuclear incident. Photo: Eugene Hoshiko/VCG

A lab technician uses a pair of smart glasses to measure levels of tritium in water samples at a laboratory of TEPCO in Okuma town, Japan, on March 3. Photo: Hiro Komae/VCG

A shaft is under construction at the Fukushima Daiichi nuclear power plant on March 3. Those shafts will be used to store nuclear wastewater that meets discharge standards. TEPCO aims to begin releasing treated water into the ocean around next spring, according to The Mainichi report. Photo: Hiro Komae/VCG

A worker inspects an extra cooling pool containing spent fuel from reactors at the nuclear power plant in February 2021. Photo: VCG

Dressed in a protective suit, Reverend Akira Sato enters an abandoned home in an exclusion zone in Tomioka, Fukushima Prefecture in February 2021. Photo: Philip Fong/VCG

A train passes by bags of radiation-contaminated soil on March 2021 in Futaba, Japan. Photo: Yuichi Yamazak/VCG

Tanks that store treated water on the premises of the plant are expected to be full around next fall, according to TEPCO. Photo: VCG