Takuwa is a manufacturer of water level gauge to measure the water level of river and dam in flood, and land slide occurrence detection sensor. We have been accumulated know-how in more than 50 years history and provided design, production, sales, and maintenance service consistently. The one of the main product, Quartz-type water level gauge has the world’s most accurate measurement, and 70% market share in the water level observatory of the MLIT, and also many delivery results to overseas.We have acquired ISO9001 and ISO14001.