All outdoor operators on OJ warmly welcome foreign and Japanese alike.
  • Saitama
  • Nagatoro
  • MOC Nagatoro


    Discover the natural world and have fun with the MontBell Outdoor Challenge (M.O.C.) in beautiful Nagatoro in Saitama. The new MOC outdoor center is a short trip from Tokyo but feels like a world away. We offer some of the greatest outdoor experiences in Japan. Creating the best gear and clothing for outdoor enthusiast all over the world, our mission is to make your outdoor experience with us extraordinary. Whitewater rafting, inflatable kayaking, mountain bike and more… Come join us! Combine as you like! The Nagatoro is ideally located within two hours from Tokyo. Why not spend the whole day dipped in the Nagatoro outdoor heaven! Ride the trails of Nagatoro in the morning, followed by whitewater rafting or inflatable kayak on the Nagatoro River, or raft in the morning followed by inflatable kayak in the afternoon… it is up to you to chose how you want to spend the day. We are fully equipped and waiting for you! Whitewater Rafting Raft rapids through the sheer canyons of Iwadatami, one of Japan’s famous scenic sights! Our friendly RAJ certified guides will lead you to a half-day tour that will bring you lots of laughter and excitement. Enjoy the combination of the rapid current and the relaxing pool. Inflatable Kayak (Ducky) Inflatable kayak is a 2-person rubber boat that gives more speed and stability when paddling. This is suited for the first time kayaker and you can easily experience the thrill of going downriver. Don’t miss out on this fun Ducky! MTB Come explore Nagatoro by mountain bike! We have a selection of courses ready for you to choose from. Cruise along the river, climb up the hill and the downhill is waiting for you as a reward! Rental available. ...