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55th Anniversary
Maaya Kiho Dinner Show 2026 “A new Life”We will present a special dinner show for one night only.
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Strawberry Sweets Buffet
Enjoy a moment of happiness surrounded by strawberry sweets in our sun-dappled sweets garden.
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Seasonal Greetings – Spring
A dish made from seasonal ingredients, perfect for a bright and beautiful day. In a high-quality space adorned with the light and fragrance of spring, create memorable moments for your celebration.
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Enjoy Hinamatsuri at the hotel
– Reflected on a folding screen across the ages
Japanese culture –Experience The Beauty of Japan - Spring Hinamatsuri Event Featuring Approximately 5,000 Hanging Ornaments and Folding Screens
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Japanese Seasons, Colored by Kagurazaka Geisha
We will be holding a special event where you can enjoy the dance performances of Kagurazaka Geisha, who embody and carry on the legacy of “Kagurazaka Odori”, an intangible cultural asset of Shinjuku.
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[Fully Booked]
Johnnie Walker
Blue Label Ultra
Whisky SeminarExperience Rare Whiskeys - One Day Only Whiskey Seminar
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Makers Dinner
Chateau Mercian & Chinese Cuisine <Nan-en> - The Ultimate DinnerKeio Plaza Hotel’s special maker’s dinner event, featuring wines from Chateau Mercian and gourmet cuisine from Nan-en.
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The Macallan
Whisky SeminarExperience The Macallan, “The Rolls-Royce of Whisky”, at a special seminar
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Shinjuku’s Traditional Enjoyable Dyeing Experience
We will hold the “Shinjuku Traditional Enjoyment - Dyeing Experience” regularly, where you can learn about the charm of “dyeing”, a local industry, and experience it yourself.
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Celebration Night
A special event will be held to celebrate the 55th anniversary Keio Plaza Hotel and Main Bar, Brillant, and the 40th anniversary of the classic cocktail "Celebration."
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Chinese food Nan-en
~Mid-Autumn Festival: Luxury Seafood and Autumn Colors~“Autumn Delicacies & Seafood” - Nan-en Chinese Cuisine Autumn Banquet
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Rémy Martin Fair
Experience the world of Rémy Martin, a prestigious cognac brand with a history of over 300 years, while enjoying the night view from 160 meters above ground.