Tokyo is a city of contrasts that somehow all make sense together. A serene Shinto shrine sits next to a twelve-story electronics emporium. A Michelin-starred sushi counter with eight seats occupies a basement below a karaoke tower. The city has more Michelin stars than any other in the world, and you can eat extraordinarily well at every price point.
The best times to visit are late March to mid-April for cherry blossom season (though it is peak tourist season) or November for stunning autumn foliage with fewer crowds. Summer is hot and humid; winter is cold but clear, with fewer tourists and beautiful illumination displays.
Tokyo is organized into distinct neighborhoods, each with its own character. Shibuya and Harajuku are young and fashion-forward. Shinjuku is the bustling commercial heart with the best nightlife. Asakusa is traditional, anchored by the ancient Senso-ji temple. Akihabara is electronics and anime culture. Shimokitazawa is vintage shops and indie cafes.
Practical tips: get a Suica or Pasmo IC card for seamless train travel. The JR Yamanote Line circles the city and connects most major neighborhoods. Convenience stores (konbini) like 7-Eleven and Lawson are genuinely excellent for quick meals. Learn a few phrases in Japanese — it is deeply appreciated. Most restaurants close between lunch and dinner service, so plan meals accordingly.