About 2 hours
Hiroshima is a seaport city in Japan. Cities, to my knowledge, do not have capitals.
By car the trip will take about 4.5 hours. It is a distance of 332 km.
the flight time from Tokyo to dublin is 9 hours
A long time
The normal journey time is just over 2.5 hours.
It depends on what airline you are flying with, and the time of year you travel.
The flight time from Tokyo to Virginia is approximately 14 hours and 9 minutes. The exact travel time depends on factors such as weather conditions and delays.
It can really depend on the company on whether or not it's cheaper to travel by train or airplane. Taking a train around Canada usually runs cheaper than an airplane but can take much more time.
Kobe, Japan is approximately 200 miles away from Hiroshima, Japan. A flight would take about 1 hour to complete on a commercial airline.
About 3 hours.
I would ask a pilot
If you are in a hurry, then by airplane. If you have more time, then by car.