In spring season, the busiest period is late April and the beginning of May. It is called “Golden Week” in Japan. April 29, May 3, 4, and 5 are National holidays. If you can, lease try to avoid travelling on those days.
JR Group operate lots of seasonal trains during all spring season. Especially JR Group add lots of the extra trains on those above holidays. It is too many to introduce all seasonal trains. So I pick up the popular trains and are operated in the popular spot. Continue reading Schedule of 2012 spring seasonal trains of Japan Railways