For a first-time trip in 2026, the general recommendation is to spend more time in Tokyo than in Kyoto. Tokyo is a massive, multifaceted megalopolis; most itineraries suggest at least 5 to 7 days to explore its diverse neighborhoods like Shinjuku, Ginza, and Akihabara, as well as taking day trips to places like Hakone or Nikko. Kyoto, while rich in history and culture, is more compact; you can see the primary "Golden Pavilion," Arashiyama Bamboo Grove, and Gion district comfortably in 3 to 4 days. However, if your interests lean heavily toward traditional tea ceremonies, ancient Zen gardens, and peaceful temple walks, you might prefer a longer stay in Kyoto to use it as a base for day trips to Nara or Osaka. In 2026, Tokyo’s sheer volume of world-class dining, museums, and futuristic entertainment usually requires the extra days just to scratch the surface. A balanced "Golden Route" for 10 days would typically be 6 days in Tokyo and 4 days in Kyoto, allowing for a deep dive into Japan's hyper-modern future and its storied past.