The domestic terminal airport, Haneda Airport is conveniently located for a trip by air within the country.
Most international flights use Narita Airport,but in case some of international flights use Haneda Airport.
The nickname is “Big bard”. You must be careful as it has got Terminal 1 and Terminal 2. You’d be in trouble if you take a wrong one by mistake!
It is quite a fun place with many stores such as the famous Japanese confectionary shop “Toraya”.