According to a report by Japan's Kyodo News Agency on the 11th, Japan's Minister of Defense Shinjiro Koizumi said at a press conference on the same day that “no options will be ruled out” in discussions and studies related to revising the “Three Security Documents” as to whether Japan should own nuclear-powered submarines. This is not the first time Koizumi has made a similar statement. In October of last year, when asked about related questions, Koizumi also stated that Japan's next-generation submarine power plan “does not rule out any options,” implying the possibility of introducing nuclear submarines.

According to a report by Japan's Kyodo News Agency on the 11th, Japan's Minister of Defense Shinjiro Koizumi said at a press conference on the same day that “no options will be ruled out” in discussions and studies related to revising the “Three Security Documents” as to whether Japan should own nuclear-powered submarines. This is not the first time Koizumi has made a similar statement. In October of last year, when asked about related questions, Koizumi also stated that Japan's next-generation submarine power plan “does not rule out any options,” implying the possibility of introducing nuclear submarines.