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RJTJ

Iruma Air Base · Sayama

Key Facts

Technical summary and operational standards.

ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
295 ft / 90 m
Transition Altitude
14,000 ft
Primary Channel
TWR 126.20 MHz (TWR)
Runway Summary
17/356,562 ftAsphaltLIGHTED

Mission Briefing & Tools

Direct calculators and pre-filled resources for this airport.

TOD CALC
Plan Descent
CROSSWIND
Check Limits
VDP CALC
Visual Point
CONVERTER
QNH / Fuel
SkyVector FlightAware Live METAR Satellite

Less math, more flying. Did this save your approach? 🛬

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Briefing for Iruma Air Base (RJTJ), Japan. This facility features 1 active runways with an elevation of 295 ft. This field primarily supports visual approach procedures.Maintain a Transition Altitude of 14,000 ft for altimeter reset.

Airport Details

Full geographical and organizational metadata.

Full Name
Iruma Air Base
ICAO / IATA
RJTJ / —
Municipality
Sayama
Country
Region
JP-13
GPS Coordinates
Transition Altitude
14,000 ft
Official Website
—
Wikipedia

Runways & ILS Approach Data

Detailed dimensions and verified landing frequencies.

Runway 17 / 35
LIGHTED
Length: 6,562 ft / 2,000 m
Surface: Asphalt
Heading: 159.9° / 339.9°
RWY 17
No ILS
RWY 35
No ILS

Communication Frequencies

ATC and advisory channels.

APP YOKOTA APP
118.30 MHz
DEP YOKOTA DEP
122.10 MHz
GND GND
27.58 MHz
TWR TWR
126.20 MHz

Nearby Airports

Alternatives in the vicinity.

RJTY
Yokota Air Base
12 km
RJTF
Chofu Airport
22 km
RJTA
JMSDF Atsugi Air Base / Naval Air Facility Atsugi
43 km
RJTT ILS
Tokyo Haneda International Airport
46 km
RJTL
JMSDF Shimofusa Air Base
54 km

Data Source: OurAirports · Technical Briefing Jan 2026
ILS Data Source: AIP / FAA NASR Cycle Verified