The Shinkokin Wakashū is a significant anthology of Japanese poetry, compiled during the late Heian period in the early 13th century. It consists of 1,000 poems, primarily written in the traditional form of waka, which is a type of Japanese verse. The collection was commissioned by the imperial court and reflects the aesthetic and cultural values of its time. This anthology is notable for its emphasis on emotional expression and the beauty of nature, showcasing the talents of various poets, including renowned figures like Fujiwara no Teika. The Shinkokin Wakashū serves as an important resource for understanding the evolution of Japanese literature and the themes prevalent in the era.