Japan says to make firm response to N. Korea's nuclear test
TOKYO (Reuters) - Japanese Prime Minister Shinzo Abe said on Wednesday the nation would make a firm response to North Korea's challenge against nuclear non-proliferation, calling its latest nuclear test a threat to Japan's security. Abe, speaking to reporters, said Japan absolutely could not tolerate North Korea's nuclear testing. North Korea said it had successfully conducted a test of a miniaturised hydrogen nuclear device on Wednesday morning. (Reporting by Takashi Umekawa, writing by Kaori Kaneko; Editing by Raju Gopalakrishnan)