Starting February 20 (Fri), 20 Henn na Hotel and Henn na Resort & Spa properties across Japan will offer the "Doraemon Movie Room" in collaboration with "Doraemon the Movie: Nobita's New Underwater Demon Castle," opening February 27 (Fri). Inspired by the Mu Federation, an underwater nation featured in the movie, the room lets guests feel as though they have traveled to the ocean floor where Doraemon and his friends embark on their adventure. Guests will receive an original pouch, keychain, and sticker. Stays are available for a limited time from March 19 (Thu) through June 26 (Fri), with rates starting at 21,600 yen with breakfast or 19,800 yen without meals (per room per night, including tax and service charges).
Hotels offering the "Doraemon Movie Room": https://www.hennnahotel.com/
Kanto region: Henn na Hotel Maihama Tokyo Bay, Henn na Hotel Tokyo Ginza, Henn na Hotel Tokyo Akasaka, Henn na Hotel Tokyo Hamamatsucho, Henn na Hotel Tokyo Asakusabashi, Henn na Hotel Premier Tokyo Asakusa Tawaramachi, Henn na Hotel Tokyo Haneda, Henn na Hotel Tokyo Nishikasai
Chubu and Hokuriku regions: Henn na Hotel Premier Nagoya Fushimi Ekimae, Henn na Hotel Kanazawa Korinbo, Henn na Hotel Komatsu Ekimae; Kansai region: Henn na Hotel Osaka Namba, Henn na Hotel Osaka Shinsaibashi, Henn na Hotel Premier Kyoto Station Hachijoguchi, Henn na Hotel Premier Kyoto Gojo Karasuma, Henn na Hotel Premier Nara, Henn na Resort & Spa Kansai Airport
Kyushu region: Henn na Hotel Fukuoka Hakata, Henn na Hotel Premier Kagoshima Tenmonkan
Tohoku region: Henn na Hotel Premier Sendai Kokubuncho