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Chosei Onsen and Yoro Valley: Hidden Gems of the Boso Peninsula

Photo by Kazuyuki AOKI on Unsplash

Sightseeing🍂 Autumn

Chosei Onsen and Yoro Valley: Hidden Gems of the Boso Peninsula

🥜 Chiba|May 11, 2026

Inner Parlor of Boso: Yoro Valley

Yoro Valley in Otaki Town, Chiba is a valley known as a hidden gem of the Boso Peninsula. Famous as an autumn foliage spot, trees along the valley turning red and yellow from November to December are popular as "Chiba's foliage spot."

Combination of Hot Springs and Valley Beauty

Hot spring inns are scattered throughout Yoro Valley, allowing hot spring enjoyment while viewing valley scenery. Walk the valley promenade to fully savor autumn natural beauty.

Meeting Awamata Falls

The signature spot "Awamata Falls" in Yoro Valley is a beautiful waterfall flowing gently across a 30m width, especially beautiful during fresh green and autumn foliage seasons. Accessible from hiking courses along the valley.

📍 Location & Access

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