Reference only — not for real-world navigation.
JP-3491
Mishima Dam Helipad · Hagi
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
79 ft / 24 m
Transition Altitude
14,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
Flight Planning
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Welcome to the technical flight briefing for Mishima Dam Helipad (JP-3491), located in Hagi, Japan. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 0 active runways with a maximum elevation of 79 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 14,000 ft verified for this field for altimeter reset procedures.
Full Name
Mishima Dam Helipad
ICAO / IATA
JP-3491 / —
Municipality
Hagi
Country
Region
JP-35 — Yamaguchi Prefecture
GPS Coordinates
Transition Altitude
14,000 ft
Elevation
79 ft
Pilot Toolbox
External charts, live tracking and weather reports.
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026