Travel time by mode
Real road routing between Hondomachi-hondo and Kōshi.
| Mode | Distance | Time |
|---|---|---|
| 🚗 Car | 98 km | 1h 27min |
| 🚲 Bike | 98 km | 6h 33min |
| 🚶 On foot | 86 km | 17h 51min |
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 Hondomachi-hondo (Kumamoto) to Kōshi (Kumamoto) is 75 km in a straight line, or 98 km by road. A car trip takes about 1h 27min for an estimated fuel cost of around ¥1,460. The full driving directions are shown below.
Driving directions · Hondomachi-hondo → Kōshi
- ↑Continue onto 本渡下田線24
- →Turn right onto 熊本天草幹線道路（本渡道路）324
- ↱Keep right onto 熊本天草幹線道路（本渡道路）324
- →Turn right onto 国道324号324
- ↱Turn sharp right onto 熊本天草幹線道路（松島有明道路）
- ↑Continue onto 熊本天草幹線道路（松島有明道路）324
- ↖Turn slight left onto 国道266号266, 324
- ↰Keep left toward 324
- ↖Turn slight left onto 熊本天草幹線道路（三角大矢野道路）324
- →Turn right onto 国道57号57
- ↰Keep left
- ←Turn left onto 川尻宇土線297
- →Turn right onto 宇土甲佐線38
- ←Turn left onto 川尻バイパス3, 57, 218, 219
- ←Turn left onto 熊本嘉島線50, 297
- ↱Keep right onto 川尻宇土線297
- ↑Continue onto 川尻宇土線297
- →Turn right onto 熊本菊鹿線37
- ↑Continue
- →Turn right onto 飛田バイパス387
- →Turn right onto 大津西合志線341
- ←Turn left
- ↑Continue
- ↰Keep left
- ↰Turn sharp 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 Hondomachi-hondo
Distances from Kōshi
Frequently asked questions
How far is it from Hondomachi-hondo to Kōshi?
About 98 km by road (75 km in a straight line).
How long does it take to drive from Hondomachi-hondo to Kōshi?
About 1h 27min by car under normal conditions.
How much fuel does the trip cost?
Roughly ¥1,460 one way (≈8.3 L/100 km at ¥179/L).