Japan's land ministry says a lack of water gauges is hampering the ability to issue warnings for flooding of small and medium-sized rivers.
The ministry is urging prefectures to install water gauges along such rivers. Flooding last July left 40 people dead in northern Kyushu. Most of the smaller rivers there did not have water level indicators.
The Xperia XZ2 is IP65 and IP68 dust and water resistant, as many flagships from Sony have been in the past. Sony has some pedigree in this area, being one of the first manufacturers to launch water resistant smartphones in the past. Youtuber Matthew Moniz put a number of current flagships to test to see how well they fared being dunked in water.
Three antique water wheels in Kyushu, western Japan, are back on the job. They had been put out of service by mudslides caused by last year's torrential rains in northern Kyushu.
The "Triple Water Wheels" in Asakura city, Fukuoka Prefecture, were built more than 200 years ago.
They have national historic monument status as the oldest active irrigation water wheels in the country.
Kyocera Corp exhibited a ZEH (zero energy house)-related new product at PVJapan2017, a trade show on solar power generation technologies, which took place from July 5 to 7, 2017, in Yokohama City, Japan.
At the show, the company announced that it will release an HEMS (home energy management system) that has a function to store heat generated by using surplus solar electricity in August 2017.