[Back] 　[Dams in Japan] Dam table ［U］ Name of dam Prefecture Dam type Purpose Height FY Completed Ubagahora Tameike Gifu E A 20.0 1964 Ubakochikami Dam Yamaguchi E A 15.0 1918 Ubaranai Dam Hokkaido R A 40.5 2000 Ubemaruyama Dam (Re) Yamaguchi G WI 32.0 1978 Uchiage Choseichi Gifu E AWI 29.7 1987 Uchiage Dam Saga R A 36.1 1992 Uchigatani Dam Gifu G FNP 84.2 2025 Uchikawa Dam Ishikawa G FNWP 81.0 1974 Uchimura Dam Nagano G FNW 51.3 1985 Uchinokura Dam Niigata HG FAWP 82.5 1973 Uchinomi Dam (Pre) Kagawa GF FW 21.0 1958 Uchinomi Dam (Re) Kagawa G FNW 43.0 2013 Uchitani Dam Kumamoto R P 64.0 1975 Uchiya-ike Shizuoka E A 15.0 明治 Uchiyami Dam Nagasaki E A 17.9 1969 Uematsu Tameike Nagasaki E A 17.7 1914 Uennai Dam (Re) Hokkaido E A 26.8 1978 Ueno Dam Gunma G P 120.0 2005 Ueno Tameike Shimane R A 15.0 1964 Uenokawati Dam Fukuoka E A 20.0 1969 Uga Dam Hiroshima G P 31.5 1959 Uguigawa Dam Hokkaido E A 21.1 1986 Ukan-ike Okayama E A 26.0 1928 Ukawa Dam Niigata R FN 55.0 Uku Dam Nagasaki E A 29.4 1981 Umagajo Dam Aichi G W 16.6 1933 Umagami Tameike Yamagata E A 24.8 1986 Umenoki Dam Nagasaki E A 33.4 1976 Unazuki Dam Toyama G FWP 97.0 2000 Uneyama-ohike Hiroshima E A 16.9 1947 Uno-ike Kagawa E A 15.1 1976 Uogahana-ike Oita E A 17.0 1962 Uokiri Dam Hiroshima G FNWP 79.8 1981 Ura-ike Tokushima G FA 19.0 1966 Urakami Dam (Pre) Nagasaki G FW 18.5 1945 Urakami Dam (Re) Nagasaki G FNW 21.1 Urakawa Dam Hokkaido G FN 42.1 1999 Uranokawa Dam Nagasaki G A 35.9 1993 Urayama Dam Saitama G FNWP 156.0 1998 Urayama-ike Niigata E A 15.0 1950 Urazoko Dam Okinawa E A 15.0 1957 Ure Dam Aichi G AWI 65.0 1958 Urita Dam Miyazaki G FN 42.0 1998 Urushizawa Dam Miyagi R FNWIP 80.0 1980 Urushizawa Dam (Re) Miyagi R FNWIP 80.0 Uryu Doentei Earth-fill Dam Hokkaido E P 22.0 1943 Uryu No.1 (Re) Hokkaido G FP 45.5 Uryu No.1 Dam Hokkaido G P 45.5 1943 Uryu No.2 Dam Hokkaido G P 35.7 1943 Uryu No.2 Dam (Re) Hokkaido G FP 35.7 Uryu-ko Chiba E A 15.0 1951 Ushigasako-ike Yamaguchi E A 25.6 1914 Ushikubi Dam Fukuoka R FN 52.7 1991 Ushimagusa Dam Gunma E A 27.8 1955 Ushino Dam Miyagi R A 21.4 1972 Ushinoikeda Dam Kochi E A 20.0 1965 Ushirodani Dam Niigata G WP 20.3 1968 Ushirodani Dam Niigata E A 27.0 2008 Ushirogawachi Dam Saga R A 42.2 1992 Ushiroyama Tameike Gifu E A 19.9 1951 Ushirozawa Tameike Yamanashi E A 22.7 1939 Ushiuchi Dam Hyogo G FNW 59.0 1997 Usogawa Dam Shiga R FN 56.0 1979 Usunaka Dam Toyama R FA 68.9 1993 Utanokawa Dam Yamaguchi G FA 44.0 1980 Utena Dam Ehime G FNW 42.3 1991 Utsubo Dam Gifu G P 25.5 1953 Utsudo-ohike Hiroshima E A 19.3 1943 Utsui Dam Yamaguchi E A 41.2 1990 Utsui No.1 Dam Yamaguchi E W 21.2 1906 Utsui No.2 Dam Yamaguchi E W 23.6 1928 Uwada Dam Fukushima G P 34.0 1954 Uwanodaira No.1Tameike Gifu E A 17.0 1925 Uzura Dam Hokkaido R A 52.2 2001 Notes: 1. Dam purposes are abbreviated as follows: A: Agricultural irrigation   F: Flood control   I: Water supply for industry   N: Non-specified, river flow maintenance P: Hydropower   R: Recreation   S: Snow melting &removing   W: Water supply 2. Dam types are abbreviated as follows: A: Arch   B: Buttress   CSG: Trapezoidal CSG   E: Earthfill   FA: Asphalt face fill   FC: Asphalt core fill   G: Gravity GF: Gravity concrete & fill dam (compound)   HG: Hollow gravity   MA: Multi-arch   R: Rockfill 3. The fiscal year (FY) in Japan is from April 1 to March 31 of the following year. [Back] 　[Dams in Japan]