Transportation in Tokyo is very convenient and efficient, with various options such as the subway, buses, and trains. A prepaid IC card such as Suica or Pasmo is highly recommended for ease of traveling. Taxis are also available but can be quite expensive. A one-way trip from Narita Airport to central Tokyo costs around 3000-5000 yen by bus or train and takes approximately 1-2 hours.
If you have more time, consider visiting other adventurous spots such as Odaiba Beach, Tokyo Disneyland, or the nearby Hakone hot springs. Alternatively, if you have less time, choose the top two or three items from the itinerary that interest you the most.
Narita International Airport (NRT) is the main international airport in Tokyo, located 60km east of central Tokyo. Haneda Airport (HND) is closer to the city, located about 14km south of central Tokyo. Both airports have various transportation options to the city center, including buses, trains, and taxis.