The Alley - Tokyo Skytree Town · Solamachi is a milk tea and tapioca drink cafe on the first floor of Tokyo Skytree Town Solamachi, at an entrance outside the building. It serves Tieguanyin and royal milk tea with brown sugar tapioca, available iced or as warm drinks at 65 degrees and hot drinks at 85 degrees. Orders are placed at the store or through mobile order for pickup, and there is no seating inside. The store is small, so waits occur during busy hours.