# Iruma Air Base, Sayama, Japan

**Iruma Air Base** is a medium airport in Sayama, Tōkyō Prefecture, Japan. It opened in 1937. It has one runway, 2,000 m (6,562 ft) long, asphalt. It is operated by Japan Air Self-Defense Force.

Web page: https://dromopedia.com/airports/rjtj

## At a glance

- Type: Medium airport
- Operator: Japan Air Self-Defense Force
- Serves: Sayama, Tōkyō Prefecture, Japan
- Opened: 1937
- Elevation: 90 m / 295 ft
- Coordinates: 35.8419, 139.4110
- Runways: 1
- Longest runway: 2,000 m / 6,562 ft
- Time zone: UTC+9 · Asia/Tokyo
- Website: https://www.mod.go.jp/asdf/iruma/
- Wikipedia: https://en.wikipedia.org/wiki/Iruma_Air_Base (8 languages)
- Wikidata: https://www.wikidata.org/wiki/Q3015843
- Weather station: RJTJ · WMO 47643
- Ident: RJTJ

## Timeline

- 1937: Iruma Air Base opens.
- 22 Nov 1999: 1999 JSDF T-33A crash. 2 killed.

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 17/35 | 2,000 m / 6,562 ft | 45 m / 148 ft | Asphalt | 160° / 340° | yes |

## Rankings

Ranked among 48,075 open airports; = marks a shared place.

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Longest runway | 2,000 m / 6,562 ft | =3,840 of 29,858 | =1,072 in Asia | =56 in JP |
| Elevation | 90 m / 295 ft | =31,457 of 43,403 | =1,768 in Asia | #55 in JP |
| Age | Opened 1937 | =703 of 15,079 | =88 in Asia | =9 in JP |
| Runways | 1 | =4,364 of 29,978 | =185 in Asia | =24 in JP |

## Radio frequencies

| Type | Description | MHz |
| --- | --- | --- |
| APP | YOKOTA APP | 118.300 |
| DEP | YOKOTA DEP | 122.100 |
| GND | GND | 27.580 |
| TWR | TWR | 126.200 |

## Nearby airports

- [OKO](https://dromopedia.com/airports/rjty.md) Yokota Air Base · 12 km / 7.4 mi
- [RJTF](https://dromopedia.com/airports/rjtf.md) Chofu Airport · 22 km / 13 mi
- [NJA](https://dromopedia.com/airports/rjta.md) JMSDF Atsugi Air Base / Naval Air Facility Atsugi · 43 km / 27 mi
- [HND](https://dromopedia.com/airports/rjtt.md) Tokyo Haneda International Airport · 47 km / 29 mi
- [RJTL](https://dromopedia.com/airports/rjtl.md) JMSDF Shimofusa Air Base · 54 km / 34 mi
- [RJTK](https://dromopedia.com/airports/rjtk.md) JGSDF Kisarazu Airfield · 67 km / 42 mi

## Sources

- [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government))
- [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain)
- [Wikidata](https://www.wikidata.org): Structured data from Wikidata (CC0 1.0)
- [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0)
- Every figure with its source: https://dromopedia.com/airports/rjtj/data