The Silent Service Live-Action Series Gets Sequel
Prime Video Japan has officially announced that the live-action adaptation of Kaiji Kawaguchi’s manga series The Silent Service will receive a sequel.
The announcement was made during a press conference in Kanagawa on March 19, 2026, which featured lead actors Takao Osawa and Hiroshi Tamaki alongside director Kohei Yoshino.
Takao Osawa, who portrays Captain Shiro Kaieda and serves as a producer, confirmed that the upcoming sequel is intended to adapt the original manga’s storyline in its entirety.
Osawa noted that while the source material is extensive, filming for the final chapters of the saga has already commenced.
The producer expressed high expectations for the new installment, stating that the quality of the story, CGI, and acting will exceed that of previous entries in the franchise.
Kaiji Kawaguchi’s original manga was published in Weekly Morning from 1988 to 1996 and consists of 32 volumes with over 32 million copies in circulation.
The franchise began its live-action run with a theatrical film on September 29, 2023, followed by an eight-episode drama series titled The Battle of Tokyo Bay in February 2024.
A second feature film titled The Battle of Arctic Ocean premiered in Japanese theaters on September 26, 2025.
An extended version of the Arctic Ocean film featuring previously unreleased scenes was made available for streaming on Amazon Prime Video on March 20, 2026.
The series follows the crew of the Seabat, a high-tech nuclear submarine that mutinies under the leadership of Shiro Kaieda after a faked collision involving a Japanese MSDF vessel.
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