
Guide
Mt. Kagu (Tenkagu-yama) is a significant peak located in Kashihara City, Nara Prefecture, and is recognized as one of the three sacred mountains of Yamato (alongside Mt. Unebi and Mt. Mimana). In 2005, it was designated as a Place of Scenic Beauty. The mountain is frequently mentioned in the Man'yoshu, Japan's oldest poetry collection, under the name 'Tenkagu-yama.' This name reflects its status as a highly sacred site since ancient times. Geographically, it is a gentle, low-profile hill located at the tip of the Ryumon mountain range, offering an easy and pleasant landscape for visitors.
The history of Mt. Kagu is deeply rooted in ancient legends. According to the Fudoki (ancient chronicles), it is said that deities descended from the heavens to this very spot, which is why it is often called 'Tenkagu-yama' (Heavenly Kagu Mountain). This connection to the divine is central to its identity. The Man'yoshu also contains poems by Prince Naka no Oe regarding the names of the three sacred mountains, highlighting the area's immense historical importance. Scattered throughout the mountain are various shrines, such as the Ama-no-Iwato Shrine, which continue to preserve the myths and spiritual traditions of ancient Japan.

There are several points of interest tied to Japan's mythological history. A particularly significant site is the Ama-no-Iwato Shrine, which is dedicated to the legend of the sun goddess Amaterasu Omikami. Notably, the shrine does not have a traditional main building; instead, the object of worship is a massive rock known as 'Ama-no-Iwato' (the Heavenly Rock Cave), where the goddess is said to have hidden. Another local legend tells of the 'Mystery of the Seven Bamboo Stalks,' where it is said that seven new bamboo stalks grow every time seven others wither. Visitors can also explore Tenkagu-yama Shrine to the north and Ama-no-Iwato Shrine to the south, each offering a unique spiritual atmosphere. Additionally, stone monuments featuring Man'yoshu poetry are placed throughout the area, providing a window into how ancient poets perceived this sacred landscape.
Mt. Kagu reveals a different face with every season. In spring, the landscape is dotted with yellow rapeseed flowers and cherry blossoms. Summer brings vibrant hydrangeas, while autumn is characterized by the delicate beauty of cosmos flowers. These seasonal blooms, set against the lush greenery of the mountain, represent the quintessential 'Satoyama' (traditional Japanese countryside) scenery. As evening approaches, the surrounding villages and farmland fall into a peaceful stillness, perfect for quiet contemplation. In winter, the mountain can even be draped in a mystical blanket of white snow.
The primary way to enjoy Mt. Kagu is through leisurely walking and hiking. Because the terrain is gentle and the slopes are mild, it is an ideal location for a contemplative stroll through history and myth. Visitors can engage with the landscape by reading the ancient poetry on stone monuments or simply soaking in the natural scenery. It is a place where you can experience the spiritual essence of Japan through all five senses, harmonizing with the natural world.
The area around Mt. Kagu is rich in historical remains, including the Fujiwara-kyo Palace site. Nearby peaks of the Yamato Sanzan, such as Mt. Unebi and Mt. Mimana, can also be visited to gain a deeper understanding of the region's history as the ancient capital of Japan. The surrounding landscape features traditional rural scenery, offering a glimpse into the tranquil daily life of regional Japan.
Comfortable walking shoes are highly recommended as the paths may be unpaved and involve natural terrain. While the area is open to the public, please be aware that most nearby facilities and transportation may require cash. When visiting the shrines, please maintain a respectful and quiet demeanor. Photography is generally permitted, but please be mindful of shrine etiquette and respect the natural environment and local traditions.