提供一份旅游路线和景点指南。
目的地 - 东京，日本；旅游时间 - 7天；预算 - 4000美元。
1. Day 1: Start your trip with a visit to the iconic Tokyo Tower and the nearby Shiba Park. Then head to the historic Senso-ji Temple and the Nakamise shopping street. End your day with a stroll in the trendy Shibuya district.

2. Day 2: Explore the traditional neighborhood of Asakusa and the nearby Ueno Park, which includes a zoo and several museums. In the afternoon, visit the electronics mecca of Akihabara.

3. Day 3: Take a day trip to the magnificent Mount Fuji and the nearby Hakone hot springs. Alternatively, visit the charming city of Kamakura and its famous Great Buddha.

4. Day 4: Spend the day in the trendy neighborhoods of Harajuku and Omotesando, known for their fashion, culture, and cuisine. Visit the Meiji Shrine and the nearby Yoyogi Park for a relaxing break.

5. Day 5: Visit the Imperial Palace East Gardens and then head to the futuristic Odaiba area to see the Rainbow Bridge and the teamLab Borderless art museum. End your day with a cruise on Tokyo Bay.

6. Day 6: Visit the Tsukiji fish market in the morning and then explore the trendy Ginza shopping district. In the evening, enjoy the nightlife in the lively Roppongi district.

7. Day 7: Take a day trip to the nearby city of Yokohama and its famous Chinatown. Then visit the Sankeien Garden and the Cosmo World amusement park. Return to Tokyo for your final night.

Total estimated cost: around $3000-3500 for flights, accommodation, food, and transportation. Leave some extra money for shopping and souvenirs.