Places to seeWhere to go in Nagasaki
Start with the first of these. Each is worth half a day.

Nagasaki is built on hills around a narrow harbour.
Start with the first of these. Each is worth half a day.
For two hundred years it was the only port in Japan open to the outside world. That shows in the streets: European houses on the slopes, a Chinese quarter, stone bridges, and a cathedral.
The city was destroyed by an atomic bomb in 1945. The Peace Park and the museum are here, and most visitors give them a morning. They are quiet, careful places, and worth the time.
Getting in: Nagasaki Airport · Nagasaki Station (shinkansen) · about 2 hours from Hakata
Pick the season first and the days will arrange themselves.
The wettest part of Japan in June. August is humid, and the anniversary falls on the 9th.