The operator of a century-old ryokan inn in southwestern Japan admits telling staff not to regularly change its hot-spring bathwater, which led to levels of legionella bacteria as much as 3,700 times over standard limits.
A century-old ryokan traditional inn in southwestern Japan has only been changing its hot spring bathwater twice yearly, leading to legionella bacteria levels as much as 3,700 times over standard limits, local officials say.