Begin the trip with a visit to the world-famous Shibuya Scramble Crossing, which is one of the busiest intersections globally, with an average of 2,500 people crossing at once. Explore the bustling shopping district, including Shibuya 109 and the Hikarie building. Discover Japanese pop culture and famous manga stores such as Mandarake and Book Off at the Shibuya area.
Start the day visiting the Tsukiji Fish Market for its famous tuna auctions and seafood stalls, including the signature sushi breakfast at Sushi Dai or Daiwa Sushi. Take a stroll in Asakusa's Senso-ji Temple, the oldest and most famous Buddhist temple in Tokyo. Explore the traditional Japanese-style Nakamise shopping street leading up to the Temple where you can find exceptional souvenirs and foods such as Ningyo-yaki, Imagawayaki or Senbei.
Visit the Shinjuku Gyoen National Garden, a perfect city oasis located in the middle of Tokyo's skyscraper district. This vast garden has three main areas: the Japanese traditional garden, an English landscape garden, and a French garden. From there, head to the world tallest self-support terrestrial tower, the Tokyo Skytree, which offers a bird's-eye view of Tokyo from its observation decks.
If you have more time, explore the shopping district of Ginza,which offers high-end boutiques and stores, department stores such as Mitsukoshi, Matsuya or the renowned Uniqlo flagship store. Alternatively, the Meiji Shrine is located nearby to Shibuya, and it's a beautiful example of Shinto architecture. You may also consider visiting the Odaiba bay area, which offers spectacular views of Tokyo Bay.
If you have less time, it is best to choose one or two locations from this itinerary and explore them thoroughly. The railways and trains system in Tokyo is extensive and can save you both time and money instead of taking a taxi. Lastly, street foods and convenience stores are worth trying, Besides, you can use Pasmo or Suica cards, which are rechargeable cards and helpful for subway or trains systems.