Shinjuku is a massive district, but the most iconic street for a first-time 2026 visitor is Yasukuni-dori, the main artery that borders the famous Kabukicho entertainment district. Walking this street at night offers the "cyberpunk" neon aesthetic most travelers crave. However, for a more specialized experience, you should head to Omoide Yokocho (Memory Lane, often called "Piss Alley"), a narrow, atmospheric alley filled with tiny yakitori stalls that provide a glimpse into Shinto-era Tokyo. For those interested in 2026 fashion and modern retail, the street leading to the Shinjuku Isetan Department Store is a hub of high-end luxury. If you want to see the famous "3D Cat" billboard, walk toward the Shinjuku Station East Exit near the Cross Shinjuku Vision building. Finally, for a quieter, more upscale walk, the streets of Shinjuku Ni-chome (the LGBTQ+ district) offer a unique mix of friendly bars and cafes that are distinctly different from the high-octane energy of the main station area.