The setting for this adaptation is moved from 1970s Japan to 2020, just after the Tokyo Olympics. The story centers on the Mutou family, and the siblings Ayumu and Gou. The four members of the Mutou family are caught in an earthquake that hits Tokyo, and attempt to escape the city, while disaster claws at their heels. Produced by Science SARU, this drama and sci-fi series premiered in Summer 2020. With 10 episodes total, it is finished.
Japan Sinks: 2020 has 10 episodes and is finished.
Japan Sinks: 2020 was produced by Science SARU and released in 2020.
Japan Sinks: 2020 is classified under Drama, Sci-Fi.
Japan Sinks: 2020 premiered in Summer 2020.
The opening theme of Japan Sinks: 2020 is "『日本沈没2020』OP（歌詞入り特別ver. ）｜主題歌：「a life」大貫妙子＆坂本龍一".
The ending theme of Japan Sinks: 2020 is "kensuke ushio - dad i | Japan Sinks 2020".
