National air transport system:
number of registered air carriers: 23
inventory of registered aircraft operated by air carriers: 627
annual passenger traffic on registered air carriers: 113.762 million
annual freight traffic on registered air carriers: 8,868.745 million mt-km (2015)

Civil aircraft registration country code prefix:
JA (2016)

Airports:
175 (2013)
country comparison to the world: 33
[see also: Airports country ranks ]

Airports - with paved runways:
total: 142
[see also: Airports - with paved runways - total country ranks ]
over 3,047 m: 6
[see also: Airports - with paved runways - over 3,047 m country ranks ]
2,438 to 3,047 m: 45
[see also: Airports - with paved runways - 2,438 to 3,047 m country ranks ]
1,524 to 2,437 m: 38
[see also: Airports - with paved runways - 1,524 to 2,437 m country ranks ]
914 to 1,523 m: 28
[see also: Airports - with paved runways - 914 to 1,523 m country ranks ]
under 914 m: 25 (2017)
[see also: Airports - with paved runways - under 914 m country ranks ]

Airports - with unpaved runways:
total: 33
[see also: Airports - with unpaved runways - total country ranks ]
914 to 1,523 m: 5
[see also: Airports - with unpaved runways - 914 to 1,523 m country ranks ]
under 914 m: 28 (2013)
[see also: Airports - with unpaved runways - under 914 m country ranks ]

Heliports:
16 (2013)
[see also: Heliports country ranks ]

Pipelines:
gas 4,456 km; oil 174 km; oil/gas/water 104 km (2013)

Railways:
total: 27,311 km
[see also: Railways - total country ranks ]
standard gauge: 4,800 km 1.435-m gauge (4,800 km electrified)
dual gauge: 132 km 1.435-1.067-m gauge (132 km electrified)
narrow gauge: 124 km 1.372-m gauge (124 km electrified); 22,207 km 1.067-m gauge (15,430 km electrified); 48 km 0.762-m gauge (48 km electrified) (2015)
country comparison to the world: 11

Roadways:
total: 1,218,772 km
[see also: Roadways - total country ranks ]
paved: 992,835 km (includes 8,428 km of expressways)
[see also: Roadways - paved country ranks ]
unpaved: 225,937 km (2015)
[see also: Roadways - unpaved country ranks ]
country comparison to the world: 6

Waterways:
1,770 km (seagoing vessels use inland seas) (2010)
country comparison to the world: 44
[see also: Waterways country ranks ]

Merchant marine:
total: 5,289
[see also: Merchant marine - total country ranks ]
by type: bulk carrier 150, container ship 20, general cargo 1,963, oil tanker 714, other 2,442 (2017)
country comparison to the world: 3

Ports and terminals:
major seaport(s): Chiba, Kawasaki, Kobe, Mizushima, Moji, Nagoya, Osaka, Tokyo, Tomakomai, Yokohama
container port(s) (TEUs): Kobe (2,707,000), Nagoya (2,631,000), Osaka (1,970,000), Tokyo (4,150,000), Yokohama (2,787,000) (2015)
LNG terminal(s) (import): Chita, Fukwoke, Futtsu, Hachinone, Hakodate, Hatsukaichi, Higashi Ohgishima, Higashi Niigata, Himeiji, Joetsu, Kagoshima, Kawagoe, Kita Kyushu, Mizushima, Nagasaki, Naoetsu, Negishi, Ohgishima, Oita, Sakai, Sakaide, Senboku, Shimizu, Shin Minato, Sodegaura, Tobata, Yanai, Yokkaichi; Okinawa - Nakagusuku