Shinagawa Prince Annex Tower is a 32-stories hotel located in Minato ward in Tokyo. The hotel has 672 rooms, mostly double rooms, no single room. The reception is located on the 7th floor and from 30th floor and up are executive floors called Millennial floor.
Shinagawa Prince Annex Tower actually belongs to Shinagawa Prince complex which has three other buildings, Main tower, N tower and East tower. East tower only has single rooms and Main tower is mostly twin rooms.
Shinagawa Prince is one of the largest hotels in Japan by number of rooms. Nearest station is Shinagawa station which JR and Keikyu operate. Tokaido Shinkansen trains all call at Shinagawa station and Keikyu has direct trains to Haneda and Narita airports. Therefore it is an ideal place for tourists.