The Restaurant at Keio Plaza Hotel Tokyo
Keio Plaza Hotel Tokyo's restaurant is referenced by those who travel for a living. Out of 8 professionals tracked on TripExpert, 4 mentioned the restaurant, including Frommer's, DK Eyewitness and Oyster.
Keio Plaza Hotel Tokyo 
Frommer's
DK Eyewitness
Oyster
Star Service
Frommer's "Facilities: 12 restaurants; 3 bars; 1 lounge; children's day-care center (daily 10am-6pm; evenings by reservation only: fee: ¥3,150 for 1 hr"
DK Eyewitness "Given its location among the skyscrapers of West Shinjuku and first-rate amenities, including heated pools, stores, and restaurants, room rates are reasonable"
Oyster " It also has a rooftop pool, full spa and salon, and more restaurants and bars than some small towns"
Star Service "Other dining outlets include Chinese, Korean barbecue and French-Italian restaurants, a casual second-floor grill, a coffee shop and a buffet restaurant"
