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Dam table [Y]


Name of dam Prefecture Dam type Purpose Height FY Completed
Yabakei Dam Oita
G
FNWIP
62.0
1984
Yabaragawa Dam Shimane
G
F
51.3

Yabetsu Dam Hokkaido
G
F
33.6
1975
Yabitsu Dam Iwate
R
F
33.5
1981
Yabugami Dam Niigata
G
P
23.0
1941
Yadani-ike Okayama
E
A
20.6
194X
Yagatako-ike Fukuoka
E
A
19.0
1959
Yagisawa Dam Gunma
A
FNAWP
131.0
1967
Yahagi Dam Aichi
A
FNAWIP
100.0
1970
Yahagi No.2 Dam Aichi
G
P
38.0
1970
Yahata Choseichi Aichi
R
A
22.7
1986
Yahazu Dam Saga
G
FNWI
32.5
1993
Yaka Dam Okinawa
G
W
25.0
1982
Yakuwa Dam Yamagata
G
P
97.5
1957
Yamada Bosai Dam Gifu
E
F
32.3
1988
Yamada Tameike Chiba
E
A
16.0
1922
Yamada Dam Hyogo
G
AW
15.8
1968
Yamada Dam Wakayama
G
A
34.0
1957
Yamada Tameike Fukushima
E
A
20.0
1971
Yamadagawa Dam Hiroshima
G
FNW
32.1
2005
Yamada-ike Hyogo
G
A
27.3
1932
Yamada-ohike Shizuoka
E
A
16.0
1871
Yamagami Dam Fukuoka
GF
FNW
59.0
1979
Yamagashira Tameike Nagasaki
E
A
18.5
1914
Yamagotani-ike Mie
E
A
15.0
1877
Yamaguchi Bosai Dam Ishikawa
R
F
27.0
1970
Yamaguchi Choseichi Fukuoka
R
W
60.0
1998
Yamaguchi Dam Fukuoka
E
AW
24.0
1996
Yamaguchi Dam Nagano
G
P
38.6
1957
Yamaguchi Dam (Pre) Saitama
E
W
35.0
1934
Yamaguchi Dam (Re) Saitama
E
W
33.5
2002
Yamakura Dam Chiba
E
I
23.0
1964
Yamamoto No.2 Choseichi Niigata
R
P
42.4
1990
Yamamoto Tyouseiti Niigata
E
P
27.5
1954
Yamamura Dam Mie
E
I
37.0
1973
Yamanashi Dam (Upper stream) Miyagi
E
A
16.0
1957
Yamanoiri Dam Fukushima
E
A
29.5
2004
Yamanokami Tameike Nagasaki
E
A
20.4
1931
Yamanokami-ike Ehime
E
AW
17.5
1963
Yamanokuchi Dam Yamaguchi
G
A
40.2
1984
Yamanota Dam Nagasaki
E
W
24.5
1908
Yamasa Dam Shimane
G
FW
56.0
1980
Yamasato Dam Fukushima
G
P
22.5
1943
Yamasato-ohike Mie
E
A
22.0
1963
Yamase Dam Akita
R
FNWIP
62.0
1991
Yamashiro Dam Okinawa
E
W
29.9
1967
Yamasubaru Dam (Pre) Miyazaki
G
P
29.4
1931
Yamasubaru Dam (Re) Miyazaki
G
P
29.4
2022
Yamate Dam Okayama
E
AW
24.0
1984
Yamato Dam Kagoshima
G
FNW
45.0
2006
Yamatosaka Dam Ehime
G
FN
103.0
2026
Yamatsuda-ike Hiroshima
E
A
15.6
1929
Yamauchi Dam Chiba
E
A
21.6
2004
Yamurozawa Dam Fukushima
G
P
22.7
1936
Yanadani Dam Ehime
G
P
28.5
1989
Yanagawa Dam Iwate
G
FNWP
77.2

Yanagawa Dam Chiba
E
FN
29.3
1998
Yanagisawa-ike Aichi
E
A
16.4
1991
Yanagiwara Tameike Nagasaki
E
A
18.0
1914
Yanaizu Dam Fukushima
G
P
34.0
1953
Yanase Dam Kochi
R
P
115.0
1970
Yanase-Dam Ehime
G
FAWIP
55.5
1953
Yanba Dam Gunma
G
FNWIP
116.0
2019
Yanbara Dam Fukui
G
P
23.0
1968
Yanome Dam Tochigi
R
A
29.0
1990
Yasaka Dam Hiroshima
G
FNWIP
120.0
1990
Yashikigawa Shusui Dam Gunma
G
FNW
16.0
1992
Yashio Dam Tochigi
FA
P
90.5
1992
Yashio Dam Akita
E
A
27.0
1963
Yashiro Dam Ehime
E
A
24.2
1975
Yashiro Dam Yamaguchi
R
FN
46.5
1990
Yashiroguchi Dam Okayama
G
P
16.2
1954
Yasuba Dam Kochi
G
P
18.0
1963
Yasugawa Dam (Pre) Shiga
G
A
52.7
1951
Yasugawa Dam (Re) Shiga
G
A
54.4
2009
Yasumuro Dam Hyogo
G
FNW
50.0
1991
Yasuoka Dam Nagano
G
P
50.0
1935
Yasutomi Dam Hyogo
G
FN
50.5
1985
Yato Dam Shimane
G
FNWIP
72.0
1976
Yatsuo Dam Toyama
G
P
21.0
1963
Yatsurazawa Dam Akita
E
A
16.5
1951
Yoake Dam Fukuoka
G
P
15.0
1954
Yodohara Ohtutumi Shimane
E
A
18.6
1998
Yofudo Dam Hyogo
G
FNW
54.4
2015
Yoichi Dam Hokkaido
R
A
36.8
1987
Yoji Dam Nagano
G
FNW
42.0
2004
Yokadani Dam Hiroshima
R
A
21.0
1963
Yokokawa Dam Fukushima
G
AI
78.5
1984
Yokokawa Dam Nagano
G
FN
41.0
1986
Yokokawa Dam Yamagata
G
FNIP
72.5
2007
Yokoo-ike Okayama
E
A
18.9
1944
Yokosawagawa No.2 Dam Shizuoka
G
P
18.5
1936
Yokotake Dam Saga
G
FN
57.0
2001
Yokotani Choseichii Ehime
R
A
31.0
1967
Yokotani Tameike Tottori
E
A
16.7
1952
Yokoyama Dam (Pre) Gifu
HG
FAP
80.8
1964
Yokoyama Dam (Re) Gifu
HG
FP
80.8
2010
Yokozegawa Dam Kochi
G
FNW
72.1
2019
Yomasari Dam Aomori
G
FAW
52.0
2003
Yomikaki Dam Nagano
G
P
32.1
1960
Yomokurou No.1 Ike Toyama
E
FA
24.3
1993
Yoroihata Dam Akita
G
FP
58.5
1957
Yoshida Dam Kagawa
G
FNW
74.5
1996
Yoshida Dam Fukuoka
R
W
24.0
1983
Yoshida Tameike Akita
E
A
18.0
1954
Yoshifuji-ike Ehime
E
A
24.2
1956
Yoshigadaira Dam Fukushima
E
A
22.5
1972
Yoshiikaiden Tameike Niigata
E
A
19.1
1930
Yoshikawa-ike Okayama
E
A
23.0
1930
Yoshimatsu Shin-ike Oita
E
A
15.4
1884
Yoshino Dam Kochi
G
P
26.9
1953
Yoshinodani Dam Ishikawa
G
P
20.5
1926
Yoshinosegawa Dam Fukui
G
FN
58.0

Yubara Dam Okayama
G
FP
73.5
1954
Yubarisyuparo Dam (Re) Hokkaido
G
FNAWP
110.6
2014
Yuda Dam Iwate
GA
FAP
89.5
1964
Yukagi Dam Oita
G
FN
58.5
1985
Yukawa Dam Nagano
G
FN
50.0
1978
Yukawachi Tameike Nagasaki
E
A
20.0
1914
Yukinoura Dam Nagasaki
G
FNW
44.0
1976
Yukiyagawa Dam Iwate
G
FA
28.4
1977
Yumen Dam Yamaguchi
G
FNW
46.0
2006
Yunishigawa Dam Tochigi
G
FNAWI
119.0
2012
Yuno Dam Okayama
R
A
20.9
1975
Yunohara Dam Yamaguchi
G
WI
18.5
1990
Yunosawa Dam Akita
E
A
17.2
1957
Yunosawa Tameike Akita
E
A
20.8
1930
Yunose Dam Nagano
G
WP
18.0
1969
Yunotani Tameike Fukuoka
E
A
16.3
1942
Yuragawa Dam Kyoto
G
P
15.2
1924
Yusuirin Dam Kagawa
G
FA
20.8
1943
Yutanigawa Dam Toyama
R
A
63.7
2000
Yuyanooku Tameike Shimane
E
A
18.4
1981
Yuzuruha Dam Hyogo
G
FN
43.9
1974

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.

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