Travel time by mode
Real road routing between Iwakuni and Shūnan.
| Mode | Distance | Time |
|---|---|---|
| 🚗 Car | 50 km | 42min |
| 🚲 Bike | 50 km | 3h 19min |
| 🚶 On foot | 43 km | 8h 58min |
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 Iwakuni (Yamaguchi) to Shūnan (Yamaguchi) is 37 km in a straight line, or 50 km by road. A car trip takes about 42min for an estimated fuel cost of around ¥740. The full driving directions are shown below. Spring and autumn offer the most comfortable driving conditions.
Driving directions · Iwakuni → Shūnan
- ↑Continue
- ←Turn left onto 岩国玖珂線15
- ↰Turn sharp left onto 国道188号188
- →Turn right onto 岩国玖珂線15
- ←Turn left
- ↗Turn slight right onto 上久原藤生停車場線136
- ↰Turn sharp left onto 国道437号437
- →Turn right onto 柳井玖珂線70
- ←Turn left onto 柳井玖珂線70
- ←Turn left
- ↱Keep right
- ↰Keep left
- →Turn right onto 国道2号2
- →Turn right onto 遠石一の井手線
- →Turn right onto 国道315号315, 434
- ↰Keep left
- →Turn right
- ←Turn left
- 🏁Arrive at destination
Distances from Iwakuni
Shimonoseki Shimonoseki120 kmUbe Ube93 kmYamaguchi Yamaguchi69 kmHōfu Hōfu62 kmTokuyama Tokuyama39 kmKudamatsu Kudamatsu37 kmHikari Hikari34 kmOnoda Onoda97 kmHagi Hagi78 kmYanai Yanai24 kmOgōri-shimogō Ogōri-shimogō76 kmNagato Nagato97 kmShimonoseki Shimonoseki112 kmMine Mine92 kmSanyōonoda Sanyōonoda99 km
Distances from Shūnan
Tokuyama Tokuyama3 kmKudamatsu Kudamatsu10 kmHikari Hikari18 kmHōfu Hōfu24 kmYanai Yanai30 kmYamaguchi Yamaguchi35 kmOgōri-shimogō Ogōri-shimogō39 kmHagi Hagi52 kmUbe Ube55 kmMine Mine57 kmOnoda Onoda60 kmSanyōonoda Sanyōonoda62 kmNagato Nagato67 kmShimonoseki Shimonoseki77 kmShimonoseki Shimonoseki82 km
Frequently asked questions
How far is it from Iwakuni to Shūnan?
About 50 km by road (37 km in a straight line).
How long does it take to drive from Iwakuni to Shūnan?
About 42min by car under normal conditions.
How much fuel does the trip cost?
Roughly ¥740 one way (≈8.3 L/100 km at ¥179/L).