Travel time by mode
Real road routing between Kōshi and Hiroshima.
| Mode | Distance | Time |
|---|---|---|
| 🚗 Car | 349 km | 4h 18min |
| 🚲 Bike | 349 km | 23h 17min |
| 🚶 On foot | 262 km | 54h 39min |
Road distance, driving time and the route below are computed by our routing engine. Fuel cost assumes ~8.3 L/100 km at ¥179/L (regular gasoline, e-Stat national average 2025).
About this route
The distance from Kōshi (Kumamoto) to Hiroshima (Hiroshima) is 228 km in a straight line, or 349 km by road. A car trip takes about 4h 18min for an estimated fuel cost of around ¥5,190. The full driving directions are shown below.
Driving directions · Kōshi → Hiroshima
- ↑Continue
- ←Turn left onto 大津植木線30
- →Turn right onto 大津植木線30
- ←Turn left
- ←Turn left
- ↰Keep left
- ↱Keep right
- →Turn right onto 国道322号322
- ←Turn left onto 国道322号322
- ↰Keep left onto 国道322号322
- ←Turn left onto 甘木大刀洗バイパス322
- ↰Turn sharp left onto 駅前通り322, 500
- →Turn right onto 西大通り322, 500
- ←Turn left onto 国道322号322
- →Turn right onto 国道322号322
- ←Turn left onto 国道322号322
- ↱Keep right onto 田川バイパス322
- ←Turn left onto 八女香春線52
- →Turn right onto 国道322号322
- ←Turn left onto 国道322号322
- ↰Keep left onto 国道322号322
- ↰Keep left onto 国道322号322
- ↰Keep left
- ↰Keep left
- ↰Keep left
- ↱Keep right
- ↰Keep left onto 国道2号2
- ↱Keep right onto 国道2号2, 9
- ↰Keep left onto 22
- ↑Continue onto 国道2号2
- ↱Keep right onto 22
- ↰Keep left onto 22
- ↰Keep left onto 2, 92, 9
- ↱Keep right
- ↱Keep right
- ↰Keep left onto 国道2号2
- ↰Keep left
- ↱Keep right
- ↰Keep left onto 広島岩国道路
- ↰Keep left
- ↱Keep right
- ↰Keep left
- ←Turn left
- ↱Turn sharp right
- ↖Turn slight left
- ↖Turn slight left onto 相生通り183, 261
- ←Turn left
- →Turn right
- ←Turn left
- 🏁Arrive at destination
Roadside stations (michi-no-eki) along the route
Rest stops with local food and products near this itinerary.
Source: MLIT — National Land Numerical Information (P35, 2018)
Distances from Kōshi
Distances from Hiroshima
Frequently asked questions
How far is it from Kōshi to Hiroshima?
About 349 km by road (228 km in a straight line).
How long does it take to drive from Kōshi to Hiroshima?
About 4h 18min by car under normal conditions.
How much fuel does the trip cost?
Roughly ¥5,190 one way (≈8.3 L/100 km at ¥179/L).