I'm going to share one of the most-important tips when traveling around Tokyo; Purchasing a Japan Train Ticket - SUICA and PASMO Travel Card was really useful. The first thing we did when arriving in Tokyo is to buy a travel card named SUICA and Pasmo.
Booking German (Deutsche Bahn) Train Tickets Online
A guide to using a Eurail pass to explore Europe by train. Is a Eurail pass cheaper than point to point tickets? Which Eurail pass to buy? When do you need to make reservations with a Eurail pass? How to make Eurail reservations & what do they cost?