Does Japan need nuclear subs? The debate is bigger than China — SkimNews

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- Sanae Takaichi has opened the door to a long-political debate over nuclear-powered submarines, with the source cautioning that political deliberation should not be mistaken for a done deal.
- Japan is preparing to revise its three principal national security documents by the end of 2026, the process in which the nuclear-submarine question now sits.
Why it matters: The concrete venue for the submarine question is Japan's revision of three principal national security documents due by the end of 2026, so Takaichi's opening sits inside a dated process rather than a decision. For Japanese policymakers, the source's caveat is the substance: political deliberation is explicitly not a done deal, and no commitment exists.
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