Sanmu, Japan

Motosuka Beach

本須賀海水浴場

Certified since 2025

A long sandy beach on the Kujukuri coast. Blue Flag since 2019, known for excellent water quality and community engagement.

See it on the map Explore Sanmu

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.

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Beach type

Sand beach

Water quality

Excellent

Region

Chiba

Certification history

Blue Flag certification — 2026
Blue Flag certification — 2025

Field notes — quick answers

Is Motosuka Beach Blue Flag certified in 2026?

Yes — Motosuka Beach in Sanmu, 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 Motosuka Beach?

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