Originally Posted by
synergypi
Looks like lots of Shinkansen seats are available May 1. I'd go N'ex to Shinagawa for ease of transfer, and pick up food/drink for the Shinkansen at eCute. You can purchase Shinkansen ticket in advance via SmartEx app, link your Suica card to it on the app, so no need to pick up paper ticket. And can change to a different train for free day of travel. Can also purchase N'ex ticket and link IC card via eki-net site.
Excellent advice, thanks.