Built off the coast of Senshu in Osaka Bay, Kansai Airport is the world's first offshore airport constructed on a completely man-made island. It handles roughly 28 million travelers per year.

Opened in September 1994 off the coast of Senshu in Osaka Bay, Kansai International Airport is the world's first offshore airport built on a completely man-made island.With multiple 4,000-meter-long runways, it meets the global standards of a truly 24-hour operational airport.

It handles flights connecting 23 countries and 82 cities, 194.6 regular service flights per day, and roughly 28 million travelers per year (as of winter 2017).

The Terminal 1 building consists of a four-story main building and north and south wings. Domestic departure and arrival lobbies are on the second floor, the international departure lobby is on the fourth floor, and the international arrival lobby is on the first floor.

The second floor is directly connected to a railway station, and arriving bus stops are on the fourth floor while departing bus stops are on the first floor, making ground transportation access very convenient.

The Terminal 2 building LCC (Low Cost Carrier) terminal, opened in October of 2012 and expanded in January of 2017, has the country's first smart security lanes and walk-through duty free stores. The terminal building and Aeroplaza include a variety of restaurants and souvenir shops, as well as lodging facilities and rest spaces.

According to en.wikipedia