I believe it is extremely important that North Korea takes concrete actions to achieve what it has said,

Shinzō Abe, 7 months
Japan PM Shinzo Abe says North Korea must take ‘concrete actions’ to achieve denuclearisation



Shinzō Abe, a month
Shinzo Abe re-elected as party head, can remain Japan PM for three more years
Shinzō Abe, a month
Shinzo Abe Wins Party Vote, Set To Become Japan's Longest-Serving Premier
Shinzō Abe, a month
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Shinzō Abe, 2 months
Japan PM Shinzo Abe says will raise sales tax “by all means”: Nikkei