
An immersive overnight stay plan where you can fully enjoy the sweet potato experience.
Enjoy the world of sweet potatoes through experiences like potato digging, special menus inspired by Edo-period cookbooks, and a quiz rally to deepen your knowledge of sweet potatoes.
Period:Wednesday, October 1, 2025 ~ Sunday, November 30, 2025
※Please note that October 18 (Sat) and 19 (Sun), 2025, as well as the regular closing days of Washoku Musashino, are excluded dates.
※Starting Saturday, November 1st, the plan will not include the sweet potato digging experience.
Seibu Prince Global Rewards (SEIBU PRINCE CLUB) members save at least 5% off the regular rate! Free enrollment is available. To register, please see the information at the bottom of this page.
Features of this plan

・We offer a menu featuring sweet potato dishes adapted in the style of Kawagoe Prince Hotel, selected from “A Hundred Delicacies of Sweet Potatoes.”

・Head to the sweet potato digging site on your own and experience digging sweet potatoes for yourself! ※This experience is available only in October.
・A sweet potato quiz rally will be held inside the facility.
・As a souvenir for this plan, we will present you with sweet potato-scented bath salts, supervised by the Sweet Potato Lovers Association.
Seibu Prince Global Rewards Membership Information
By downloading the official Seibu Prince Global Rewards app, joining and logging in, you can enjoy various services and benefits at Seibu Prince Hotels & Resorts (hotels, golf courses, ski resorts and restaurants) worldwide.
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