This activity program entails sea kayaking off the shore of Otaru, Hokkaido, Japan and is available for booking through the web page at above URL. It is just so obvious why the place is called Blue Cave, where the color of the ocean is clear blue as you can see in the footage.
Phantom3 view of SHIMAMUI Beach,Shakotan,Hokkaido
C/Tsuyoshi Wada Co/Shindy Nagashima Music/Mi - Juan Stewart ロケーション/北海道積丹半島 島武意海岸
「Water Bird」~Sea Gull(kamome)~in Japan Hokkaido
撮影 北海道 白老町虎杖浜 アヨロ海岸 「水鳥」～カモメ～
film shot:in Japan Hokkaido Siraoi Kojyouhama Ayoro seaside