JapanRoutes
Japan › Kosai › Kosai → Osaka

Kosai → Osaka

Shizuoka → Ōsaka
Straight line185 km
By road235 km
Driving time3h 17min
Fuel cost¥3,490
Plan another route
Type a city name and pick it from the list

Travel time by mode

Real road routing between Kosai and Osaka.

ModeDistanceTime
🚗 Car235 km3h 17min
🚲 Bike235 km15h 41min
🚶 On foot212 km44h 13min

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 Kosai (Shizuoka) to Osaka (Ōsaka) is 185 km in a straight line, or 235 km by road. A car trip takes about 3h 17min for an estimated fuel cost of around ¥3,490. The full driving directions are shown below.

⇄ Return route: Osaka → Kosai →

Driving directions · Kosai → Osaka

  1. ↑Continue51 m0min
  2. ←Turn left644 m1min
  3. ←Turn left87 m0min
  4. →Turn right onto 湖西東細谷線173513 m1min
  5. ←Turn left534 m1min
  6. ←Turn left onto 豊橋湖西線32.7 km3min
  7. ↑Continue1.2 km2min
  8. →Turn right onto 中原東細谷線402554 m1min
  9. ←Turn left onto 豊橋湖西線33.9 km6min
  10. →Turn right onto 旧東海道722 m1min
  11. ←Turn left onto 旧東海道2.3 km3min
  12. ←Turn left2.0 km2min
  13. ↑Continue onto 大池通り642 m1min
  14. →Turn right201 m0min
  15. ←Turn left441 m1min
  16. →Turn right onto 田原街道25914.6 km13min
  17. →Turn right onto 長沢蒲郡線73626 m1min
  18. ↰Keep left13.1 km10min
  19. ↰Keep left700 m1min
  20. ↱Keep right332 m0min
  21. ↱Keep right20.0 km22min
  22. ↰Keep left onto 国道23号23434 m0min
  23. ↰Keep left5.3 km5min
  24. ↰Keep left432 m0min
  25. ↰Keep left875 m1min
  26. ↱Keep right101.7 km1h 7min
  27. ↱Keep right onto 新名神高速道路E1A828 m1min
  28. ↰Keep left and take E1, E88 toward 京都, 大阪296 m0min
  29. ↱Keep right and take E1, E88 toward 京都, 大阪2.9 km2min
  30. ↰Keep left and take E88, E89 toward 宇治, 奈良, 大阪, 関西空港, 瀬田東, 石山404 m0min
  31. ↱Keep right20.4 km17min
  32. ↰Keep left161 m0min
  33. ↰Keep left25.7 km21min
  34. ↰Keep left3.0 km4min
  35. ←Turn left507 m1min
  36. →Turn right onto 大阪生駒線85.5 km6min
  37. ←Turn left onto 富田町通286 m1min
  38. ↱Keep right onto 若松町三番町通142 m0min
  39. ←Turn left122 m0min
  40. ↑Continue338 m0min
  41. 🏁Arrive at destination0 m0min

Roadside stations (michi-no-eki) along the route

Rest stops with local food and products near this itinerary.

潮見坂静岡県
藤川宿愛知県
菰野三重県
あいの土山滋賀県
こんぜの里りっとう滋賀県

Source: MLIT — National Land Numerical Information (P35, 2018)

Distances from Kosai

Shizuoka Shizuoka85 kmHamamatsu Hamamatsu19 kmFuji Fuji118 kmNumazu Numazu131 kmFujieda Fujieda71 kmFujinomiya Fujinomiya115 kmYaizu Yaizu75 kmMishima Mishima135 kmIwata Iwata30 kmHamakita Hamakita26 kmKakegawa Kakegawa46 kmGotenba Gotenba147 kmShimada Shimada62 kmItō Itō146 kmFukuroi Fukuroi36 km

Distances from Osaka

Moriguchi Moriguchi7 kmSuita Suita8 kmHigashi-ōsaka Higashi-ōsaka8 kmKadoma Kadoma8 kmToyonaka Toyonaka10 kmDaitōchō Daitōchō11 kmYao Yao12 kmSettsu Settsu13 kmSakai Sakai13 kmNeyagawa Neyagawa14 kmMatsubara Matsubara15 kmIbaraki Ibaraki15 kmMino Mino15 kmIkeda Ikeda16 kmKashihara Kashihara16 km

Frequently asked questions

How far is it from Kosai to Osaka?

About 235 km by road (185 km in a straight line).

How long does it take to drive from Kosai to Osaka?

About 3h 17min by car under normal conditions.

How much fuel does the trip cost?

Roughly ¥3,490 one way (≈8.3 L/100 km at ¥179/L).