Shinjuku is generally very safe for tourists at night, but your experience depends heavily on which "sub-district" you are in. The main areas around Shinjuku Station and the skyscraper district are well-lit and constantly patrolled. However, Kabukicho, known as Asia's largest red-light district, requires more vigilance. While not "dangerous" in terms of violent crime, it is famous for "touts" or solicitors who may try to lure you into bars with promises of cheap drinks, only to hit you with an "extortionate" bill later—a common scam in 2026. As long as you follow the "Gold Rule": never follow a stranger into a bar, you will be fine. Areas like Golden Gai and Omoide Yokocho (Piss Alley) are charming, safe, and packed with tourists and locals enjoying small-plate dining. For solo travelers, the "East Side" is generally noisier and more chaotic, while the "West Side" (near the Park Hyatt) is significantly quieter and very secure for late-night walks.