KOEN
Hitachi (日立灯台) in the middle, with the lights within 20 km, in their listed colours.
Hitachi (日立灯台) — light characteristic, height, range
3 white flashes every 25 seconds
Count 25 seconds.Flash white, 3 times.Begin again.
- Characteristic
- Fl(3) W 25s
- Height
- 42 m
- Nominal range
- 18 nmi = 33 km
- Type
- light major
- Position
- 36.5094°N, 140.6323°E

Lights nearby
- Kuji Ko (Kuji Ko)One red flash every 3 seconds · 1.2 km
- No.3 (No.3)One green flash every 3 seconds · 2.9 km
- 2 green flashes every 7 seconds · 2.9 km
- No.2 (No.2)One red flash every 3 seconds · 3.1 km
- Morse U (··−) in white every 10 seconds · 3.2 km
- Morse U (··−) in white every 10 seconds · 3.4 km
- Morse U (··−) in white every 10 seconds · 3.6 km
- Tokai Nuclear Plant (Tokai Nuclear Plant)One red flash every 4 seconds · 5.1 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