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This is a convenient site where you can purchase and use transportation and sightseeing tickets and search routes that are perfect for experiencing the charms of the Sotobo region, including the lush natural scenery of rural mountains, the open sea, and local cuisine.
We also introduce useful information for sightseeing and local events. Please take the Boso Express "Wakashio" and head out to the Sotobo area of Chiba Prefecture!Service Area
・Katsuura City
・Kamogawa City
・Isumi City
・Otaki Town
・Onjuku Town
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Tap “New registration” at the top of the page!
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On the new account registration page
Enter your email address and password! -
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Once you enter the required information on the profile registration screen, registration is complete!
*All photos and illustrations are for illustrative purposes only. *The information listed is current as of April 2025.


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To enter a tourist attraction, just show your ticket! Since you purchase your ticket in advance, you can enter smoothly. Let's enjoy sightseeing in the Sotobo area!
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Just show your ticket and board the Isumi Railway easily♪ You can travel around conveniently and even search for routes to your destination!
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The "Maruwaka Gourmet Ticket" allows you to enjoy local gourmet food! Be smart with cashless payment!