Explore Shinjuku's vibrant streets, visit the Tokyo Metropolitan Government Building's observation deck for panoramic views, open until 9:30pm with free entry.
Enjoy fresh sushi and traditional Japanese breakfast at one of the many stalls or small restaurants in the vibrant Tsukiji Outer Market, open from 5am to 2pm.
Visit Ueno Park and choose between several museums like Tokyo National Museum or National Museum of Nature and Science (open 9:30am-5pm). Enjoy the greenery and cultural exhibits.
Take the Hakone Ropeway to this volcanic valley famous for black eggs cooked in hot springs. Open 9am-5pm but schedule may vary due to volcanic activity.