It's fun to be covered with grease on a rainy day, but the act of reading a book is a dialogue with yourself, which is similar to the feeling of lonely climbing a mountain pass, and is perfect for expanding your knowledge and insights. It can be said that it is a "play tool".Bicycles have an inseparable relationship with their deep history and culture. And there are many wonderful cultures in the world, not just bicycles. Please use the sphere bookstore as a door that spreads to such a world.