The final episode of the TBS Sunday Theatre drama " Diamonds Sleeping in the Sea " (Sunday 9pm), starring actor Ryunosuke Kamiki, was broadcast as a two-hour special on December 22nd, and the average viewership rating (according to Video Research, Kanto region, same below) was 8.3% for households and 5.0% for individuals.
The drama is a story of love, friendship and family set in Hashima (Battleship Island) in Nagasaki Prefecture, which developed through coal mining from the beginning of the Meiji era to the postwar high economic growth period, and in modern-day Tokyo. It is produced by the same team behind the dramas "Unnatural" and "MIU404" (same network) and the movie "The Last Mile", with screenwriter Akiko Nogi, director Tsukahara Ayuko, and producer Arai Junko.
In the final episode, Izumi (Nobuko Miyamoto) begins to talk about the night Teppei (Kamiki) and the others disappeared. A big secret was still hidden in the 10 diaries of Teppei that Izumi had. What is the true meaning of the blacked-out letters and torn pages?
Reo (played by Kamiki in a dual role) and Izumi visit Nagasaki again. There, they learn about Teppei's thoughts. After 70 years, the story of love, youth, friendship, and family finally comes to a conclusion... and so it unfolds.