Ranked by the OnlyBeaches Index (OBI) — a 1-10 score blending water purity, conditions, crowd levels and vibe. Updated every 30 minutes.
Ariake Bay Beach
Typical Ariake coastline with tidal flats and peaceful scenery
Goshoura Facing Beach
Pebble coastline facing island views across calm inner sea
Gyogu Beach
Natural cove with clear water and dramatic coastal formations
Himenoura Beach
Quiet sandy stretch used mostly by locals
Hondo Seto Beach
Central Amakusa beach with easy access and sunset views over inner sea
Imadomi Beach
Local favorite beach with minimal crowds and relaxed setting
Itsuwa Beach
Relaxed local beach with shallow waters and minimal crowds
Kamegawa Beach
Quiet local beach with a laid-back atmosphere and open sands
Kawaura Beach
Wide sandy stretch along quiet eastern coastline with local appeal
Kawaura East Cove
Secluded cove off main shoreline offering privacy and calm conditions
Koura South Beach
Local-use beach with gentle shoreline and fewer visitors
Kuroshima Cove Beach
Secluded cove on small offshore island with clear waters
Maejima Beach
Calm Ariake Sea waters make it ideal for safe swimming and family visits
Minamihama Beach
Lesser-known southern beach with peaceful sunset views
Myojin Beach
Scenic southern coastal beach known for quiet atmosphere and sunsets
Myokenura Beach
Dramatic west-facing bay known for sunsets and calm swimming
Nishiura Beach
Rocky shoreline known for rugged beauty and sunset views
Oe Beach
Small coastal cove near Christian heritage sites with quiet charm
Oniike Beach
Remote bay-like beach with limited access and untouched feel
Oshima Beach
Small island beach accessible by boat with pristine surroundings
Oyanoura Beach
Small bay-style beach with quiet waters and local use
Sakitsu Coastal Beach
Coastal stretch near Sakitsu village blending culture and seaside views
Shimoshima Inner Coast Beach
Lesser-known stretch with classic Ariake tidal scenery
Shiratsuru Beach
One of Amakusa’s most accessible sandy beaches with gentle waters
Sumoto Beach
Community beach with easy access and gentle shoreline
Tategami Beach
Remote bay-style beach with limited access and untouched feel
Ushibuka East Cove
Small protected cove offering calm waters and privacy
Ushibuka Sun Beach
Well-maintained southern beach popular for relaxed seaside outings
Ushitomi Beach
Quiet sandy spot favored by locals for relaxed outings
Amakusa sits in Kumamoto Prefecture, Japan and is home to 29 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 Amakusa or a quieter hidden cove, the list above is refreshed every 30 minutes using live Stormglass and OpenWeather data.
