It got its name because its water contains large amounts of iron oxide.
 Color of the water has a red tint, which is very similar to the tourists the blood, and that is what a hot water geyser was nicknamed "bloody." On the day of geysers emit more than 50,000 cubic meters of water, and over the lake you can see vapor emissions of active volcanoes, located on the banks of the bloody pond. This is an amazing and simultaneously frightening spectacle attracts many tourists from all over the world. From bloody pond linked to many legends, and translated from the Japanese his name means "Hell". One such legend says that in its waters boiled sinners. This is partly true - here you can easily boil, because the water temperature is very high.