The Days is a Japanese biographical drama series on Netflix with all 8 episodes released on June 1, 2023.

[1] The series follows Japanese government officials, Tokyo Electric Power Company employees and Fukushima Daiichi Nuclear Power Plant employees in Okuma, Japan in the wake of the 2011 Tōhoku earthquake and tsunami.

In September 2022, Netflix announced its new series The Days would be developed, written, and produced by Jun Masumoto and directed by Masaki Nishiura and Hideo Nakata.

[3] Masumoto cites three specific publications as primary sources for the creation of the series: The Yoshida Testimony, which is the station manager Masao Yoshida’s first-hand account of events; the official Fukushima Nuclear Accident Analysis Report; and journalist Ryūshō Kadota's bestselling book - On the Brink: The Inside Story of Fukushima Daiichi, for which he interviewed more than 90 people who responded to the accident.

[5] The first cast member announced was Kōji Yakusho, set to lead the series as Masao Yoshida the real life plant manager at Fukushima.