「Mysterious blue waterfall」 Location: Nikobuchi, Inomachi, Agawa-gun, Kochi ＊ ~Mysterious Blue Waterhole~ A mysterious blue waterfall basin that became the setting for the legend of the beautiful daughter and the great snake. It is said to be a place where a large snake, which is said to be the incarnation of the water god, lives, and it is a sacred place that locals do not approach. In the past, it was necessary to descend the log stairs using ropes and chains, but now that the stairs are installed, it is easier to descend than before.