Pinus densiflora, commonly known as the Japanese red pine, is a species of pine tree native to Japan and parts of Korea. It typically grows to heights of 15 to 30 meters and features a straight trunk with a narrow crown. The tree is characterized by its long, slender needles, which are usually grouped in pairs and can reach lengths of 5 to 10 centimeters. This pine species thrives in a variety of soil types and is often found in mountainous regions. Pinus densiflora is valued for its timber, which is used in construction and furniture making, and it also plays a significant role in local ecosystems by providing habitat for various wildlife species.