KOEN
Hisanohoma Ko in the middle, with the lights within 20 km, in their listed colours.
Hisanohoma Ko — light characteristic, height, range
Steady yellow light
Turn on the yellow light.Leave it.Do not turn it off.
- Characteristic
- F Y
- Height
- 55 m
- Nominal range
- 20 nmi = 37 km
- Type
- light major
- Position
- 37.2384°N, 141.0251°E

Lights nearby
- Steady yellow light · 160 m
- Toden Hiro (Toden Hiro)Green, 3 s on and 3 s off · 284 m
- Yotukura Ko (Yotukura Ko)2 green flashes every 9 seconds · 9.0 km
- 2 red flashes every 6 seconds · 10 km
- One green flash every 4 seconds · 10 km
- Oragahama (Oragahama)One white flash every 8 seconds · 14 km
- Toden Hukusima (Toden Hukusima)Green, 3 s on and 3 s off · 21 km
- Shioyasaki (塩屋埼)One white flash every 15 seconds · 27 km
Not for navigation. Use the country's official charts and Notices to Mariners.
Real periods; the phase is reconstructed from a fixed clock (real lights don't keep time with each other).
Sources: OpenStreetMap seamarks (OSM) (opens in a new tab) · Checked