Kamiya Bar in Asakusa, opened in 1880, is one of Tokyo’s classic bars. Known for its signature cocktail, Denki Bran, made from brandy, gin, wine, curacao, and herbs. At 270 JPY per drink, it’s cheaper than coffee. Bottles of pre-mixed Denki Bran are popular omiyage (local gifts) that tourists can bring back home to share with their…