Oedo Onsen Monogatari Group to Hold Collaboration Event with "Blue Lock" Starting August 1, 2026 (Sat)

GENSEN HOLDINGS Co., Ltd. (Headquarters: Chuo-ku, Tokyo, Representative Director: Shunsuke Kawasaki), which operates 75 hot spring hotels, inns, and theme parks nationwide, will hold its first collaboration event with the TV anime "Blue Lock," titled "Blue Lock x Oedo Onsen Monogatari: Choose the Best Hot Spring. ~Welcome to the Oedo Field to Trace the Path (Route) to Awakening~" for a limited time starting August 1, 2026 (Sat).

In conjunction with this, accommodation reservations began on June 23, 2026 (Tue).

This project will feature various content that allows visitors to enjoy the world of "Blue Lock" at select target hotels and inns within the Oedo Onsen Monogatari Group, including novelty-included plans exclusive to overnight guests, photo booths, collaboration-themed interior decorations, and digital photo rallies.

By combining in-facility experiences with the charm of the series, we will deliver a special accommodation experience that can only be enjoyed here.

Details here

Event Overview

"Blue Lock x Oedo Onsen Monogatari: Choose the Best Hot Spring. ~Welcome to the Oedo Field to Trace the Path (Route) to Awakening~"

【Event Period】 August 1, 2026 (Sat) - October 31, 2026 (Sat) until checkout

【Reservation Start Date】 June 23, 2026 (Tue) 10:00 AM onwards

【Target Hotels/Inns】

Oedo Onsen Monogatari Standard Series

Oedo Onsen Monogatari Premium Series

*Excluding Premium Minoh Kanko Hotel

*The indoor bath at Hotel Kimitsu no Mori is an artificial hot spring (Koumeiseki-no-yu). The jet bath and open-air bath are heated water (not Koumeiseki-no-yu).

Plans with Novelties Exclusive to Overnight Guests

Guests using the target plans will receive a set of 5 original novelty items per group.

【Novelty Contents】

Blue Lock Dormitory Entry Permit Door Knob Plate

Sticker Paper Bag

Additionally, one of the following items will be randomly provided.

Towel Pouch

*Character is random

*Image is for illustration purposes only

Enjoy Blue Lock Collaboration Throughout the Facility, Not Just for Staying

Life-sized panels and photo booths expressing the world of the series will be set up.

You can take photos wearing photo props and happi coats, experiencing as if you've stepped into the world of the series. Please post your photos on social media and enjoy the collaboration event.

Life-sized Panels

*Image is for illustration purposes only

Take Home Your Travel Memories! Limited Collaboration Goods Also on Sale at the Shops

Shops at the target hotels and inns will sell limited collaboration goods for this event. Along with your in-facility experience, be sure to check out your favorite character goods.

*Sales will end when stock runs out.

*There may be purchase limits.

Special Effects at Some Hotels! Various Areas of the Facility Will Be "Blue Lock Specifications"

At 5 selected hotels and inns, in addition to regular in-facility content, special effects are planned to enhance your enjoyment of the "Blue Lock" world. Parts of the facility will be decorated with collaboration themes, allowing you to enjoy the world of the series. Playful plans unique to Oedo Onsen Monogatari are also prepared, making your stay even more enjoyable.

【Target Hotels/Inns】

Oedo Onsen Monogatari Kinugawa Gyoen (Tochigi Prefecture)

Premium Yamanaka Grand Hotel (Ishikawa Prefecture)

Premium Shima Saichoraku (Mie Prefecture)

Premium Shirahama Gyoen (Wakayama Prefecture)

Premium Saikai Bridge (Nagasaki Prefecture)

*Contents are subject to change.

Get Them by Exploring the Facility! Digital Photo Rally

At 5 selected hotels and inns, a photo rally event will be held where you can collect original digital images by exploring the facility and scanning QR codes placed in each area.

This is an experiential content unique to the Oedo Onsen Monogatari Group, allowing you to enjoy exploring the facility while visiting areas like the lobby, table tennis corner, and restaurant. Customers who complete all areas will receive a placemat (paper) for taking photos with character acrylic stands.

Original Digital Image Placemat

*Available on a first-come, first-served basis, while supplies last.

*Implementation details vary by facility.

About Reservations

【Reservation Start Date】

June 23, 2026 (Tue) 10:00 AM onwards

【Reservation Method】

Reservations can be made via our official website and by phone.

・Official Website: https://x.gd/j6LNH

・Phone Number: 050-3615-3456 (Reception Hours: 9:00 AM - 7:00 PM)

Notes on Reservations

*Novelties are provided as one set per group.

*Items and characters distributed randomly cannot be chosen.

*Designs and specifications are subject to change without notice.

*We do not accept reservations for specific meal times in advance; preferred time slots are assigned on a first-come, first-served basis after check-in.

*A separate bathing tax will be charged. Additionally, bathing fees and accommodation taxes stipulated by the local government may be incurred.

*Children aged 3 and above are subject to a fee. Please select the option with futon and meals.

*This plan is for one-night reservations only.

*Photos are for illustrative purposes only.

About Oedo Onsen Monogatari Group

The Oedo Onsen Monogatari Group operates hot spring inns and hotels nationwide, providing "enjoyable hot spring experiences" to customers of all ages through hot springs, food, and entertainment.

We will continue to strive to create new accommodation experience values through collaborations with various content.

【Company Profile】

Company Name GENSEN HOLDINGS Co., Ltd.

Location 5F, Ginza Kobiki Building, 7-16-21 Ginza, Chuo-ku, Tokyo 104-0061

Date of Establishment December 5, 2017 (Founded November 2001)

Representative Director Shunsuke Kawasaki

Business Description Operation of hot spring inns, hotels, hot spring facilities, and theme parks nationwide

(75 facilities nationwide as Oedo Onsen Monogatari Group. As of July 2026)

URL https://corporate.ooedoonsen.jp/