Opening the thick wooden door to the Swallowtail coffee house in Tokyo, a man in a black tailcoat greets female customers: "Welcome home, Madam."
Then the "butler" leads the women to a table in a room designed to look like the interior of a British country house.
This is the world that Emiko Sakamaki wanted to create for women like her -- female "otaku," or geeks fixated on comic books, animation and video games.
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