Katsuura, Japan

Okitsu Beach

興津海水浴場

Certified since 2025

Tranquil beach on the southern Boso Peninsula, surrounded by lush green hills. Blue Flag since 2023.

See it on the map Explore Katsuura

Plan your visit

StayNo inns in Clancy's notebook yet — run a place nearby? Claim this beach.

EatNo tables in Clancy's notebook yet — run a place nearby? Claim this beach.

DoNothing in Clancy's notebook to do yet — run a place nearby? Claim this beach.

Run a business near Okitsu Beach? Claim this beach — commission-free direct listings for stays, restaurants, and activities.

Beach type

Sand beach

Water quality

Excellent

Region

Chiba

Certification history

Blue Flag certification — 2026
Blue Flag certification — 2025

Field notes — quick answers

Is Okitsu Beach Blue Flag certified in 2026?

Yes — Okitsu Beach in Katsuura, Japan holds Blue Flag certification (2026), first awarded in 2025. Certification is seasonal, and we track each year's award as national juries publish it.

Where is Okitsu Beach?

Okitsu Beach is in Katsuura, in the Chiba region of Japan. The interactive map shows it in context with every other beach we track nearby.