When you take Shinkansen or Limited Express train, you may book a seat and some trains require you a seat reservation. Though some of the express train have a non-reserved seat, you should book a reserved seat if you can. If you use JR Pass, Hokkaido Rail Pass, JR East Pass, Tokyo Wide Pass, Sanyo San’in Area Pass and Kyushu Area Pass, these passes cover a reserved seat fee. You should use this benefit. And also I strongly recommend to secure your seat especially in the peak seasons, such as late April to the first week of May (a.k.a. Golden Week), August 10 to 20 (It is called “Obon” which is a summer break.) and December 29 to the first week of January.
I would like to explain you how to get a reserved seat. Continue reading How to reserve a seat of Japan Railway trains. How about online reservation available?