Shade structures add elegance to outside spaces. Past the sitting area and across the pond will be the table and shed. The pond (hopefully a kind of river) will be heading downstream (to the left in the photo) etc.
Image The details of Karamon gate in Encho-ji, Kamakura, Japan. Karamon are often used at the entrances of Japanese castles, Buddhist temples and Shinto shrines, and have historically been a symbol of authority.