You tap your card as you enter the train platform. You tap again as you exit the platform. The fare is deducted from the card as you exit.
Correct = https://www.flychicago.com/business/media/news/pages/article.aspx?newsid=1522
If you’re flying in at Tokyo and out at Osaka or vice versa, you don’t need a JR pass.
There’s no wrong answer to which order is best. Check out the airfare op...
This is the subway ticket = https://www.tokyometro.jp/en/ticket/travel/index.html
You'll need Suica for travel on trains not covered by the Tokyo Metro pass.
Suica is all you'll need. Just follow the signs as you enter the train station.
Tokyo at night = https://www.japan-guide.com/e/e3060.html
Hiroshima can be done from Kyoto or Osaka. http://www.westjr.co.jp/global/en/ticket/pass/kansai_hiroshima/
Best to order wifi unit ahead of time. You can have it sent to your first hotel in Japan.
Please type Sim Card in the Japan forum search box. Your question is ...
For what you’ll spend on two bus fares, spend a little more money for door to door service with Uber.