Matsumoto Castle Spring Viewing

Karuizawa in Nagano Prefecture represents Japan's premier resort destination, developed as a summer retreat since the Meiji era. Its cool summer climate and natural beauty attracted cultural figures and imperial families for vacation homes. Western-style facilities including baseball grounds, tennis courts, and chapels line the landscape, symbolizing Japan's summer tourism culture and East-West cultural fusion.

The approximately 8km historic Nakasendo Trail connecting Tsumago and Magome post towns in Nagano Prefecture preserves the atmosphere of Edo-period relay stations. Visiting in autumn, hikers can experience authentic historical journeys while walking through forests ablaze with autumn colors along well-preserved stone paths. This perfectly balanced fusion of cultural heritage and seasonal natural beauty has made it increasingly popular as a fall tourism destination.

Summer retreat culture in Karuizawa, Nagano Prefecture. A high-altitude resort continuing from the Meiji period, visitors nationwide gather during summer (June-August) seeking cool mountain air. Landscapes blend commercial areas like Kyukarugin with natural settings. Evolution from historical villa culture to contemporary resort tourism is evident. It attracts approximately 9.8 million visitors annually.

One of Japan's five National Treasure castles in Matsumoto, Nagano Prefecture. The beautiful black-and-white five-story six-floor keep is the oldest existing five-story castle tower. Set against the Northern Alps, it represents the pinnacle of Japanese castle aesthetics. Night illumination is also popular, and the keep surviving from the Sengoku period is a precious historical structure.

Hydrangeas bloom vibrantly during the rainy season, especially popular at temple settings such as Meigetsuin and Hasedera in Kamakura. The sight of rain-kissed hydrangeas has become a beloved seasonal landscape symbolizing Japan's tsuyu rainy season.

A traditional Japanese early-summer custom of watching fireflies emit their ethereal glow along pristine streams at night. Also a symbol of environmental conservation, firefly festivals are held across the country. It offers a uniquely Japanese seasonal experience of living in harmony with nature.