KOEN
Cape Tappi Lighthouse (龍飛埼灯台) in the middle, with the lights within 20 km, in their listed colours.
Cape Tappi Lighthouse (龍飛埼灯台) — light characteristic, height, range
2 white flashes every 20 seconds
Count 20 seconds.Flash white, 2 times.Begin again.
- Characteristic
- Fl(2) W 20s
- Height
- 119 m
- Nominal range
- 23.5 nmi = 44 km
- Type
- landmark
- Position
- 41.2585°N, 140.3424°E

Lights nearby
- YOSHIJIMA lighthouse (ヨシ島灯台)One white flash every 5 seconds · 33 km
- Higatatomari Misaki (Higatatomari Misaki)White, dark 2 times every 7 seconds · 52 km
- Genbei Sho (Genbei Sho)2 white flashes every 5 seconds · 58 km
- 2 red flashes every 5 seconds · 64 km
- Morse U (··−) in white every 10 seconds · 66 km
- One red flash every 3 seconds · 66 km
- 2 red flashes every 6 seconds · 67 km
- 2 green flashes every 6 seconds · 67 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