• Nikaryo Kamigawarazeki Renovation
  • Hagegawa Sluice Gate
  • New construction of Kuzugawa Water Gate
  • Shinanogawa Machikarui Levee
  • Haizuka Dam
  • Ebie Wharf
  • Funagori Dam
  • Misogawa Dam
  • Nagaragawa and Tennogawa Drainage Gate
  • Tsurumiyusuichi Retarding Basin Drainage Gate

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