A 10-hour layover at Narita International Airport (NRT) provides ample time to venture outside the terminal and experience Japanese culture. The most convenient option is taking a short 10-minute train ride to the town of Narita itself. Here, you can explore the magnificent Narita-san Shinsho-ji Temple, a massive Buddhist temple complex with a history spanning over 1,000 years. Walking down the "Omotesando" (the traditional approach to the temple) allows you to sample local delicacies like grilled unagi (eel) and browse traditional craft shops. If you prefer nature, the nearby Narita-san Park offers beautiful seasonal scenery, including cherry blossoms or autumn leaves. For those interested in shopping, the Shisui Premium Outlets are accessible via a 20-minute shuttle bus. If you have a bit more energy, you could take the Narita Express train into central Tokyo (about 60–90 minutes each way), though this leaves you with only a few hours of actual sightseeing once travel time and security re-entry are considered. Alternatively, the airport offers its own "Narita Airport Transit Program" which provides guided or self-guided tours specifically designed for layover passengers.