[Back] 　[Dams in Japan] Dam table ［N］ Name of dam Prefecture Dam type Purpose Height FY Completed Nabara Dam Hiroshima R P 85.5 1976 Nabekawa Dam Okinawa R A 29.0 1989 Nabekura Dam Oita R A 43.5 1991 Nagahama Dam Okinawa R A 48.3 1998 Nagahara Dam Okayama R A 27.0 1981 Nagai Dam Yamagata G FNAWP 125.5 2010 Nagaidani Dam Hyogo E FA 25.3 1983 Naga-ike Okayama E A 15.5 1931 Nagaike Dam (Re) Saga E FA 34.8 1996 Nagami Dam Shimane G P 20.2 1961 Naganuma Dam Akita E A 16.5 1954 Naganuma Dam Miyagi E FNR 15.3 2013 Nagara Dam Chiba E W 52.0 1993 Nagara Dam (Pre) Kagawa G FN 30.0 1952 Nagara Dam (Re) Kagawa G FN 45.4 Nagasawa Dam Kochi G P 71.5 1949 Nagase Dam Shizuoka E A 16.2 1950 Nagase Dam Kochi G FNP 87.0 1956 Nagashima Dam Shizuoka G FNAWI 109.0 2001 Nagata Dam Nagasaki G FN 24.0 1984 Nagatani Dam Fukuoka G W 53.8 1993 Nagatani Dam Hyogo G FN 30.3 1991 Nagatani-ohike Hiroshima E A 20.0 1949 Nagatani-oike Hyogo E A 22.1 1957 Nagatomi-ike Kagawa E A 23.2 1972 Nagawado Dam Nagano A P 155.0 1969 Nagayachi No.2 Dam Yamagata E A 15.6 1950 Nagayasuguchi Dam (Pre) Tokushima G FNP 85.5 1955 Nagayasuguchi Dam (Re) Tokushima G FNP 85.5 2028 Nagayo Dam Nagasaki G FNW 36.0 1985 Nagayoshi Dam Kagoshima R FA 37.0 1979 Nagayu Dam Oita E A 15.0 1953 Nagi-ike Okayama E A 29.0 1942 Nagoro Dam Tokushima G P 37.0 1961 Naguma Dam Chiba E A 18.5 1979 Nagura Dam Okinawa R A 38.7 1998 Naiba-Dam Kagawa G FNW 50.0 1952 Nakadake Dam Kagoshima R A 69.9 2007 Nakagi Dam Gunma G W 41.0 1959 Nakagusuku Dam Okinawa E A 19.7 1954 Nakahoro Dam Hokkaido E F 25.8 1990 Nakaiwa Dam Tochigi G P 26.3 1924 Nakajima Dam Shizuoka E A 17.4 1918 Nakakoba Dam Saga G FNWP 69.5 2007 Nakakoba Tameike Saga E A 15.0 1926 Nakano Dam Hiroshima R A 44.0 1975 Nakano Dam (Pre) Hokkaido G W 53.0 1960 Nakanoho Dam Gifu G FNW 41.7 2005 Nakanojo Dam Gunma A AP 42.0 1960 Nakanokawa Dam Oita R FA 37.3 1987 Nakanosawa Dam Hokkaido E A 15.2 1937 Nakao Dam Nagasaki G FNW 40.0 2000 Nakaojiri Tameike Tottori E A 15.2 1923 Nakaoki-ike Mie E A 17.0 1990 Nakaozawa-zeki Chiba E A 15.3 1938 Nakasujigawa Dam Kochi G FNAWI 73.1 1998 Nakatsu Dam Tottori G P 35.0 1957 Nakayama Dam Nagasaki G FNW 24.5 1984 Nakayama Dam Toyama G P 24.0 1961 Nakayamagawa Dam Yamaguchi G FNW 37.0 1995 Nakayamagawa Gyaku Tyouseiti Ehime G P 20.8 1963 Nakayama-ike Kagawa E A 17.0 1979 Nakazato Dam Mie E AWI 46.0 1976 Nakazone No.2 Dam Nagasaki G W 25.7 1969 Namaigawa Dam Yamagata R A 47.8 1992 Nameri-ko Mie E A 28.4 1973 Nameshi Dam Oita R A 38.5 1985 Namioka Dam Aomori R A 52.4 1982 Nanairo Dam Mie GA P 61.0 1965 Nanakita Dam Miyagi R FNW 74.0 1984 Nanakura Dam Nagano R P 125.0 1979 Nanamagari Tameike Saga E A 15.3 1973 Nanbu Dam Kagoshima E AW 25.2 1969 Nanbuzaka Dam Hokkaido R F 26.1 2009 Nangai Dam Akita E FA 21.4 1978 NanmaDam Tochigi R FNW 86.5 Naokawa Dam Oita G F 24.9 1970 Naosuke Tameike Hiroshima E A 16.0 1956 Narai Dam Nagano R FNW 60.0 1982 Narai Dam Okayama G FNWI 38.2 1996 Naramata Dam Gunma R FNAWIP 158.0 1990 Naramata Dam (Re) Gunma R FNAWIP 158.0 2022 Nariai Dam Hyogo G FNW 61.0 1999 Narude Dam Gifu G P 53.2 1951 Narufuchi Dam Fukuoka G FNW 67.4 2001 Naruko Dam Miyagi A FAP 94.5 1958 Narumi Dam Nagasaki G FW 53.5 1991 Narusawa Dam Gunma E A 21.0 1949 Naruse Dam Akita CSG FNAWP 114.5 2027 Naruta-ike Okayama E A 16.0 明治 Narutaki Dam Okayama G FNW 34.0 1981 Nashinari-ike Hiroshima E A 15.0 1997 Natsuko Dam Tokushima G A 43.8 1994 Natsumina Tameike Nagasaki E A 15.0 1934 Natsusaka Dam Aomori G F 27.5 1966 Natsuse Dam Akita G P 40.0 1940 Neishi Dam Iwate R F 41.0 2000 Nekoyama Dam Nagasaki G FN 32.0 1973 Nenoue-ko Gifu E A 15.0 1964 Nibudani Dam Hokkaido G FNAWIP 32.0 1997 Nicchu Dam Fukushima R FAWP 101.0 1991 Nichinan Dam Miyazaki G FN 47.0 1984 Nigorigawa Dam Hokkaido R F 42.0 2005 Niibo Dam Niigata E A 33.2 1958 Niibo No.2 Dam Niigata G A 61.4 1991 Niikappu Dam Hokkaido R P 102.8 1974 Ni-ike Kagawa E A 16.0 1967 Nika Dam Hiroshima G FN 47.0 2011 Nikkei Tameike Shiga E A 21.0 1944 Nikyu Dam Hiroshima G WIP 32.0 1942 Ninbusuiso Dam Toyama G P 19.9 1961 Ninokura Dam Aomori FA F 37.0 1970 Ninosawa Dam Hokkaido E A 18.4 1925 Nishiake-Ike Hiroshima E A 15.0 1975 Nishiarakawa Dam Tochigi G FN 43.5 1968 Nishidaira Dam Gifu G P 31.5 1939 Nishigatani Dam (Re) Kyoto E A 24.8 1996 Nishigaya-ike (Pre) Kyoto E A 25.0 1869 Nishigo Dam Fukushima E A 32.5 1955 Nishigochi Dam Kumamoto G A 17.5 1970 Nishigoya Dam Tochigi G P 21.5 1963 Nishihara Dam Okayama R AWI 46.1 1976 Nishihata Dam (Pre) Miyazaki G P 17.8 1958 Nishihisayama-ike Kochi E A 15.0 1923 Nishiki Dam Hyogo G FNW 26.7 2013 Nishikomenogawa Dam Mie G W 18.5 1982 Nishimura Dam Gifu G P 19.5 1938 Nishinotani Dam Kagoshima G F 21.5 2012 Nishinotani-ike Ehime E A 15.5 1910 Nishiohya Dam Shizuoka E FA 15.1 1958 Nishioka Dam Hokkaido R FNW 31.0 2009 Nishisatsunai Dam Hokkaido G F 21.0 1994 Nishitakao Dam Tottori R A 46.2 1992 Nishitani-ike Okayama E A 16.8 192X Nishiyama Dam Yamanashi G P 40.6 1957 Nishiyama Dam Kochi E A 27.2 1997 Nishiyama Dam (Pre) Nagasaki G W 31.8 1903 Nishiyama Dam (Re) Nagasaki G FNW 40.0 1999 Nishiyama-ike Ehime E A 24.2 1955 Nishonai Dam Aomori R A 86.0 1995 Nisihata Dam (Re) Miyazaki G P 23.7 2016 Nisshin Dam Hokkaido R A 29.5 1973 Nisshin-Ko Dam Hokkaido E A 26.5 1924 Nita Dam Nagasaki G FN 33.4 1978 Niwaki Dam Saga G A 26.2 1994 No.1 Fukurogura Dam Chiba E AW 22.0 1923 No.1 Yairagi Dam Kumamoto G W 19.5 1965 No.2 Fukurogura Dam Chiba G W 24.3 1971 No.2 Hamada Dam Shimane G FN 97.8 2016 No.2 Hamada Saddle Dam Shimane G FN 27.8 2016 No.2 Hoshida Dam Okayama G A 42.6 1983 No.2 Okuyatsu Dam Chiba G W 22.7 1989 No.2 Senzoku-ike Hiroshima E A 18.2 1965 No.2 Yairagi Dam Kumamoto G W 36.1 1984 Noda Dam Oita G FA 38.7 1991 Nodo Tameike Yamaguchi E A 22.3 1957 Noguchi Dam Kagawa G FA 35.0 1966 Noji Tameike Toyama E A 17.0 1921 Nokanan Dam Hokkaido E A 41.5 1978 Nokanan Dam Hokkaido G P 30.0 1971 Nokogiriyama Dam Chiba G W 19.1 1962 Nomagawa Dam Hiroshima G FNW 31.5 2012 Nomura Dam Ehime G FAW 60.0 1981 Nonokawa Dam Nagasaki G FN 24.0 1972 Norokawa Dam Hiroshima G FN 44.8 1975 Notsu Dam Oita G FNW 34.9 2001 Nozaki Dam Nagasaki E A 29.8 2001 Nozori Dam Gunma R P 44.0 1956 Nukabira Dam Hokkaido G P 76.0 1956 Nukanan Dam Hokkaido GF P 18.6 1960 Nukui Dam Hiroshima A FNWP 156.0 2001 Nukumi Dam Yamaguchi G AWI 36.0 1960 Numamoto Dam Kanagawa G WIP 34.5 1943 Numappara Dam Tochigi FA P 38.0 1973 Numata Dam Hokkaido R AW 44.9 1991 Nunobiki Gohonmatsu Dam (Pre) Hyogo G W 33.3 1900 Nunobikigohonmatsu Dam (Re) Hyogo G W 33.3 2004 Nunome Dam Nara G FNW 72.0 1991 Nuppanosawa Dam Hokkaido E A 22.7 1933 Nyu Dam Gunma E A 17.3 1952 Nyudo-ike Okayama E A 16.3 1941 Nyukawa Dam Gifu G FNWP 69.5 2012 Nyu-zeki Chiba E A 16.4 1940 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]