Tokyo is the place where you can enjoy modern places and traditional spots in one day.
・Visit Asakusa Temple and senso-ji temple and try some street food after that.
・Go to shibuya and see famous crossing and shop for fashion.
・Enjoy Shinjuku for night views and entertainment .
・Relax at ueno park or visit meuseum.
・You Can try japanese dishes like ramen and tempura.
Tokyo is safe and easy to travel using trains so you can enjoy many places in one trip.