The following are the essentials to visit Japan.
You will get minimum needs to travel in Japan, so it is helpful if you bookmark this site.
To avoid confusing you, only major and convenient options are in the articles.
Some articles about cultural habits, etc, will be updated in the future.

Basic Information - Tokyo Direct Guide

Short-Term StayIf your stay in Japan is up to 90 days...The citizens of 66 countries and regions are not required to obtain a visa to enter Japan because of the Visa Exemption Arrangements.If you fin...

To know the exact rate of exchange at this moment, this website is very helpful.http://www.x-rates.com/calculator/Free App. Even when you are offline, you can see exchange rates of the last time being...

Emergency Numbers in JapanTelephone Number of the Police 110Telephone Number of the Fire Brigade and Ambulance 119In case you call them, tell them your name, location, the kind of your trouble (si...