Niigata Airport (KIJ) Terminal Map

The four-level passenger terminal at Niigata International - open 7:30am-8:30pm (or last flight) -  has check-in counters at the front entrance. Departing passengers: After checking in, proceed to the second level, check the flight sceen and then go through baggage inspection; thereafter go to the Departure lounge, which has a few shops, until you hear your flight announcement, then proceed via the boarding bridge to your plane.  International departures gates are gates 7 & 8;  Domestic departes gates (to the left) are gates 6 & 5.
Level 3 of the Terminal has departure lounge for international flights, duty-free shops. 

Amenities and services include some food & drink establishments and some shops and a duty-free shop for international travelers.
Level 1 offers a currency exchange, ATM cash machine, lockers, baggage delivery service and a mail box (outside); levels 2 & 3 both offer a nursing room, waiting room and smoking lounge.

The terminal presently handles domestic flights to Fukuoka, Komaki, Nagoya Centrair, Komaki, Okinawa, Osaka, & Sapporo - and charter flights to Guam, Harbin, Khaborovsk, Seioul, Shanghai & Vladivostok.