This boat tour delves into one of Japan's three fastest currents, the Kurushima Strait The 40minute ride provides views of the Kurushima Kaikyo Bridge (the world's first triple suspension bridge), the shipyards of Imabari (Japan's biggest maritime city), and islands once governed by the Murakami Suigun The boat trip through the tidal currents becomes a whiteknuckle ride moreFrom the point, the KurushimaKaikyō Bridge, the world's first triple suspension bridge, and the Kurushima Strait which is responsible for one of Japan's Three Great Rapid Tides can be seen to the northwest, while to the south, the city of Imabari and, if the weather is clear, the Ishizuchi Mountain Range, which is the highest range inThe KurushimaKaikyō Bridge (来島海峡大橋, Kurushima Kaikyō Ōhashi), which connects the island of Ōshima to the main part of Shikoku, is the world's longest suspension bridge structure 1 and was completed in 1999 The bridge is part of the Shimanami Kaidō, an expressway