Place the pear, plum, lemon, and fresh ginger in a bowl. In a non-reactive saucepan, combine the water, sugar, and rice wine vinegar. Bring the liquid to a simmer and cook until sugar dissolves.
2
Place the fruit mixture into a spring-top glass jar and add the sprig of mint to the fruit. Slowly pour the hot pickling liquid over the fruit, filling the jar to the top.