Historical clue formulations

• Japanese city that's home to the Chinese Sofukuji Temple — 2026-07-21
• Far Eastern city whose name means "long cape" — 2016-07-01
• "Madame Butterfly" setting — 2008-11-21
• Port of Japan — 2006-09-27
• Site of an annual August 9th peace ceremony — 1999-04-11
• 1945 blast site — 1994-09-15