January 2001 Established at Shimbashi, Minato-ku Tokyo March 2001 Acquisition of the Kyoto Royal Hotel (335 rooms) Acquisition of the Rihga Royal Hotel Narita (548 rooms) April 2002 Re-branded the Rihga Royal Hotel Narita to Hilton Narita. July 2003 Acquisition Namba Washington Hotel Plaza (698 rooms). March 2004 Acquisition of the Hotel Baden Roppongi (65 rooms) August 2004 Moved headquarters to Toranomon Minato-ku, Tokyo September 2004 Acquisition of the International Garden Hotel Narita (458 rooms) October 2004 Acquisition of the Kagoshima Tokyu Hotel (206 rooms) November 2004 Acquisition of the Maruko Inn Tokyo （119 rooms） December 2004 Hotel Baden Roppongi rebranded as "the b roppongi." and Reopened hotel after complete renovation. Acquisition of the Shanpia Hotel Akasaka (228 rooms) Acquisition of the Otsu Shanpia Hotel (131 rooms) Acquisition of the Shanpia Hotel Hofu (106 rooms) Acquisition of the Okinawa Fuji Hotel (193 rooms) Acquisition of the Kobe Washington Plaza Hotel (218 rooms) March 2005 Acquisition of Hotel Lions Plaza Hotel Nagoya May 2005 Rebranded the Maruko Inn Tokyo to "the b sangenjaya" Acquisition of Hilton Otaru June 2005   Rebranded Okinawa Fuji Hotel to "Okinawa Port Hotel" July 2005 Opened KOTORAN SPA by CLARINS at Kyoto Royal Hotel Changed name of the Kyoto Royal Hotel to "Kyoto Royal Hotel & Spa November 2005 Rebranded Shanpia Akasaka to "the b akasaka" and reopened after complete renovations December 2005   Rebranded the Otsu Shanpia to "the b otsu" Acquisition of Hotel Sunroute Akasaka March 2006   Name to be changed from Kobe Washington Plaza Hotel to the b kobe and to be reopened after complete renovation (possibly in August) March 2006   Acquired land and building of Renaissance Resort Okinawa and Coco Garden Resort Okinawa (currently operated by a tenant) March 2006   Acquisition of Narita Airport Washington Hotel April 2006   Acquisition of Hotel Sunroute Kanku Rebranded the Shanpia hotel hofu to "Salviahotel hofu " February 2007   Acquisition of Hotel Fair City (115 rooms) February 2007   Acquired 39.34% of the shares of YGIH, the management company of the Yokohama Grand Intercontinental Hotel (600　guestrooms). Ishin Hotels Group and a development business company will start operation on a joint basis. July 2007   Opened "OKINAWA NaHaNa HOTEL & SPA" October 2007   Rebranded Hotel Fair City to "Utsunomiya Port Hotel" October 2007   Rebrandes Narita Airport Washington Hotel to "Narita Port Hotel" November 2007   Acquisition of HAMILTON INN OCHANOMIZU December 2007   Acquisition of Hotel Suntoute Ikebukuro December 2007   Acquisition of Hotel Serai Fukuoka