The average train between Okayama and Gunma takes 5h 41m and the fastest train takes 4h 47m. The train service runs several times per day from Okayama to Gunma. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 4 hours between Okayama and Gunma. The earliest departure is at 7:33 AM in the morning, and the last departure from Okayama is at 9:45 PM which arrives into Gunma at 7:17 AM. All services require a transfer, and take on average 5h 41m. The schedules shown below are for the next available departures.

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4h 47m • 1 changeWant to know about travelling from Okayama to Gunma? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Okayama to Gunma. However, there are services departing from Okayama station and arriving at 高崎 Takasaki station via Tōkyō Station. The journey, including transfers, takes approximately 5h 41m.
Okayama to Gunma train services, operated by JR CENTRAL (Central Japan Railway Company), depart from Okayama station.
Okayama to Gunma train services, operated by JR EAST (East Japan Railway Company), arrive at 高崎 Takasaki station.
Book your Okayama to Gunma train tickets online with Omio and 12go.asia.
The distance between Okayama and Gunma is 501.1 km. The road distance is 619 km.
You can take a train from Okayama to 高崎 Takasaki via Tōkyō Station in around 6h 29m.