敏感时刻，小泉进次郎登上美国核动力潜艇

Group 1 - Japan's Defense Minister, Koizumi Shinjiro, visited the US Navy's Yokosuka base and toured a Virginia-class nuclear submarine, indicating Japan's interest in acquiring next-generation submarines, including nuclear-powered ones [1] - Multiple civic groups in Japan protested against the government's pursuit of nuclear submarines, arguing that it contradicts Japan's "defensive posture" and escalates regional tensions [3] - A senior official from the Japanese Prime Minister's office suggested that Japan should possess nuclear weapons due to the increasingly severe security environment, which has drawn strong criticism from various political figures and organizations [3] Group 2 - China's Foreign Ministry expressed serious concern over Japan's potential move to acquire nuclear weapons, warning that it reflects a dangerous ambition to break international law and revive militarism [4] - The Chinese government highlighted Japan's recent military policy adjustments, including self-relaxation of collective self-defense rights and attempts to modify its "Three Non-Nuclear Principles," indicating a trend towards re-militarization [4]