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Chubu Electric books ¥380bn loss as Hamaoka restart slips away

The utility told regulators it still wants to restart the plant. Its accounts now treat the reactors as a write-off, and an accounting expert says the books read as a retreat.

By Newsroom1 min read
Chubu Electric books ¥380bn loss as Hamaoka restart slips away
Chubu Electric Power President Minoru Yasui at a press conference in Higashi Ward, Nagoya, on October 29, 2026, repeatedly saying "the importance of nuclear power remains unchanged" as attention focuses on how the company handles the Hamaoka nuclear plant. (x)

Chubu Electric Power will book a special loss of about ¥380 billion for the full fiscal year, after the safety review of the Hamaoka nuclear plant's No. 3 and No. 4 reactors was withdrawn and a restart became impossible to foresee, the company said on October 29.

The figure covers an impairment loss — a writedown of the book value of fixed assets such as reactor buildings and equipment, with the difference recorded as a loss. The company disclosed the charge alongside its interim results for the six months to September 2026.

On Friday the Ministry of Economy, Trade and Industry issued Chubu Electric a business improvement order, after a series of scandals that included the manipulation of data in the safety review the company had sought for the Hamaoka plant in Omaezaki, Shizuoka Prefecture.

An expert reads the books

Eri Kanamori, a Ritsumeikan University professor who studies accounting for nuclear plants, said the treatment amounts to a withdrawal from nuclear power on paper.

“On the books, this is a retreat from nuclear power.”Eri Kanamori, professor, Ritsumeikan University

The company has lost the trust of the government and of its host community. Whether it will still pursue a restart is now the open question.

Chubu Electric has not said it is scrapping the reactors. The writedown records what its accounts now assume: that the two units will not come back online.