Japan does not need to revise its nonnuclear principles as it is possible to enhance deterrence without changing the principles, according to University of Tsukuba professor Atsuko Higashino. https://www.japantimes.co.jp/news/2026/08/26/japan/deterrence-nonnuclear-rule/?utm_medium=Social&utm_source=mastodon #japan #nuclearweapons #defense