Umihotaru Heliport
Daylight today(Sep 1, 2026, local time)
About 12h 57m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Umihotaru Heliport
Umihotaru Heliport is a heliport in Kisarazu, Japan. It observes Asia/Tokyo local time. The nearest airport is Kisarazu Nakajima Auxiliary Airfield / Kisarazu Heliport (JP-0638), about 3.5 nm to the se.
Summary generated from this airport’s structured data — reference only.
Live traffic nearby
Aircraft currently within ~40 nm, from live ADS-B. Positions are approximately real-time — not for navigation.
Live ADS-B by adsb.lol & the OpenSky Network. Not for navigation.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (0)
No runway data recorded for this airport.
Airspace in this area(9)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| TOKYO INTL PCA-10 | Class C | Controlled | 1000 ft MSL | 5000 ft MSL |
| TOKYO INTL PCA-9 | Class C | Controlled | 700 ft MSL | 4000 ft MSL |
| TOKYO TCA-31 | Class E | Controlled | 2000 ft MSL | 10000 ft MSL |
| TOKYO TCA-28 | Class E | Controlled | 5000 ft MSL | 10000 ft MSL |
| TOKYO TCA-27 | Class E | Controlled | 4000 ft MSL | 10000 ft MSL |
| TOKYO TCA-30 | Class E | Controlled | 2500 ft MSL | 10000 ft MSL |
| TOKYO ACA-3 | Class E | Controlled | 700 ft MSL | FL240 |
| KISARAZU CTR-2 | Class G | CTR | GND | 1500 ft MSL |
| KISARAZU CTR-1 | Class G | CTR | GND | 1000 ft MSL |
Approximate bounding-box match from OpenAIP · all Japan airspace. Reference only — consult official charts for exact boundaries and status.
Tall obstacles nearby
| Obstacle | Height AGL | Top (MSL) | Lit |
|---|---|---|---|
| パークタワーグランスカイ | 499 ft | 56 ft | — |
| 品川イーストワンタワー | 499 ft | 56 ft | — |
| ファビュラス幕張 | 492 ft | 36 ft | — |
| キヤノンSタワー | 486 ft | 52 ft | — |
| 太陽生命品川ビル | 482 ft | 56 ft | — |
| NBF品川タワー | 482 ft | 49 ft | — |
| Obstacle | 482 ft | 56 ft | — |
| A棟 | 472 ft | 49 ft | — |
Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.
Nearby airports
Great-circle distance and true bearing from Umihotaru Heliport.
Frequently asked questions
Where is Umihotaru Heliport located?
Umihotaru Heliport is heliport located in Kisarazu, Japan.
What time zone is Umihotaru Heliport in?
Umihotaru Heliport is in the Asia/Tokyo time zone (UTC+09:00).
What is the magnetic variation at Umihotaru Heliport?
The magnetic variation (declination) at Umihotaru Heliport is approximately 7.8° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Umihotaru Heliport?
The nearest airport to Umihotaru Heliport is Kisarazu Nakajima Auxiliary Airfield / Kisarazu Heliport (JP-0638), about 3.5 nm to the se, followed by JGSDF Kisarazu Airfield and Tokyo Haneda International Airport.
Is the information on this page suitable for flight planning?
No. Umihotaru Heliport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.