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The Excitement of Nanayume Adventure

This summer, the Yamaguchi Dream Corridor invites thrill-seekers and families alike to participate in the next exciting edition of its treasure hunt event, Nanayume Adventure: The Story of the Crystal of Hope and Seven Towns. Starting on July 17, 2026, this engaging experience will span the beautiful locales of six cities within Yamaguchi Prefecture, as well as Tsuwano Town in Shimane Prefecture, promising fun for participants of all ages.

A Unique Adventure Awaits

In its second edition, the event comprises a total of 95 quests, where participants can utilize provided booklets and smartphones to discover and conquer various challenges. Building on the success of its inaugural event, which saw over 34,000 reports submitted, this year's adventure aims to strengthen local exploration and cooperation with tourist facilities, eateries, and transportation options, all while catering especially to families enjoying their summer vacations.

Five Exciting Quest Types

The Nanayume Adventure features five unique quest types that showcase the region's charm:
1. Treasure Hunt Quest: Gather clues and solve riddles to locate treasure chests!
2. Photography Quest: Capture stunning shots at designated spots!
3. Experience Quest: Participate in local experiences and snap pictures at designated venues!
4. Visit Quest: Send your location from various interesting spots!
5. Decoding Quest: Unravel mysteries by decrypting codes at your favorite locations!

Participants will embark on a memorable journey through Yamaguchi’s scenic landscape, uncovering local culture and attractions while engaging with the community's vibrant offerings. To make it easier for families, the event coincides with the summer break and includes special promotions such as the Kids Summer Pass and the Yamaguchi Central Pass, designed to provide economical exploration of the area.

A Thrilling Community Initiative

The Yamaguchi Dream Corridor event aims to generate excitement and economic activity through real-world treasure hunting and riddles. Takarush, Japan’s premier treasure hunting company with over 20 years of experience, is the mastermind behind this invigorating adventure. With a member base exceeding 450,000 and over 10 million participants in various events, Takarush is renowned for integrating adventure with local culture and unique storytelling, bringing vibrant energy to the community.

As part of Takarush’s vision, they collaborate closely with institutions, local businesses, and tourist organizations to not just enrich the participant experience but to foster broader economic growth and community engagement.

Event Information

Event Name:

Nanayume Adventure: The Story of the Crystal of Hope and Seven Towns

Dates:

From July 17, 2026, to January 31, 2027

Locations:

Yamaguchi Dream Corridor, covering Yamaguchi City, Ube City, Hagi City, Hofu City, Mine City, and Sanyo-Onoda City, as well as Tsuwano Town in Shimane Prefecture.

Participation Fee:

Free (Some quests and related transportation or dining costs apply)

Hosted by:

Yamaguchi Dream Corridor Tourism Promotion Council

Supported by:

Yamaguchi Prefecture, Yamaguchi City Board of Education, Ube City Board of Education, Hagi City Board of Education, Hofu City Board of Education, Mine City Board of Education, Sanyo-Onoda City Board of Education, and Tsuwano Town Board of Education.

Special Cooperation:

JR West Japan, All Nippon Airways, Japan Airlines, and Starflyer Co., Ltd.

Planning and Production:

Takarush Co., Ltd.

For more details, please visit the official event page here.

Get ready for an unforgettable adventure, where fun and discovery await at every turn! Join the Nanayume Adventure and delve into the wonders of the Yamaguchi region today!