Koichi Kawana was a post-war Japanese American garden designer, landscape architect and teacher. He designed gardens in San Diego, Los Angeles, Denver, Colorado, Chicago, Illinois, Memphis, Tennessee, and St. Louis, Missouri. Some of his major works include the Seiwa-en Japanese Garden in the Missouri Botanical Garden, the Hannah Carter Japanese Garden and a dry landscape garden at Sawtelle, Los Angeles. He designed the bonsai collection for the Pavilion of Japanese Art at LACMA in the 90s.