International relationsSushi diplomacy: Japan's foreign relations trump card is its food
PMs from Abe to Ishiba have tailored state dinners to individual foreign leaders
Former Prime Minister Shinzo Abe took President Donald Trump and his wife to a traditional but casual restaurant in Tokyo. (Asahi Shimbun/Pool)
AOI MIYAMOTO and YUKIO TAJIMA
TOKYO/BEIJING -- As Japan faces a security environment that Prime Minister Shigeru Ishiba says is the most complex since the end of World War II, the country has been relying on a diplomatic tactic it has long favored: the quickest way to a leader's heart is through their stomach.