onlybeaches

Japan · Nagasaki Prefecture

Best beaches in Tsushima

11 ranked beaches in Tsushima, Nagasaki Prefecture

Ranked by the OnlyBeaches Index (OBI) — a 1-10 score blending water purity, conditions, crowd levels and vibe. Updated every 30 minutes.

All beaches in Tsushima

  1. 1

    Aizuchi Cove Beach

    Secluded clear-water cove

    7.0
  2. 2

    Asō Bay Beach

    Large calm bay beach

    7.0
  3. 3

    Asō Bay Hidden Shore

    Missing from generic datasets

    7.0
  4. 4

    Hitakatsu Coastal Beach

    Rugged northern coastline

    7.0
  5. 5

    Hitakatsu Hidden Rocky Coast

    Overlooked rocky coast

    7.0
  6. 6

    Komoda Beach

    Historic landing site beach

    7.0
  7. 7

    Komoda Quiet Shore

    Low-crowd historic extension

    7.0
  8. 8

    Mitsushima Beach

    Local relaxed swimming beach

    7.0
  9. 9

    Miuda Beach

    Signature turquoise beach of Tsushima

    7.0
  10. 10

    Shimizu Beach

    Shallow calm swimming beach

    7.0
  11. 11

    Tsushima Hidden East Shore

    Often unmapped shoreline

    7.0

What makes Tsushima's beaches stand out?

Tsushima sits in Nagasaki Prefecture, Japan and is home to 11 ranked beaches on OnlyBeaches. Every beach here is scored by the OnlyBeaches Index — a 1-10 metric blending water purity, live conditions (waves, water temperature, wind), crowd intelligence and vibe.

Whether you're after the highest-scoring beach in Tsushima or a quieter hidden cove, the list above is refreshed every 30 minutes using live Stormglass and OpenWeather data.