Age: 13 Dan is a 3/4 and 1/4 Japanese-German boy who had been playing tennis for four years. He is the grandson of the renowned Hagen Wolf, a world champion from Germany in the 70s. He inherited his grandfather's Loop Drive technique.
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Age: 13 Dan is a 3/4 and 1/4 Japanese-German boy who had been playing tennis for four years. He is the grandson of the renowned Hagen Wolf, a world champion from Germany in the 70s. He inherited his grandfather's Loop Drive technique.
