| year | Month | Day | Time | LAT | Long | Dep | M | Tsunami | Dead | Casualty | Damage | Remarks | 
   
    | 1923 | 4 | 13 | - | - | - | - | - | T | - | - |  | damage by tsunami on East coast of Korea? | 
   
    | 1936 | 7 | 3 | 2102U | 35.20 | 127.60 | - | 5.0 |  | 0 | 0 | limi | Korea D=9 | 
   
    | 1940 | 8 | 2 | 008L | 44.25 | 139.47 | 10 | 7.5 | T | 10 | 0 | D3 | West side of Hokkaido offshore[Shakotan-hanto peninsula offshore earthquake]/Korea(tsunami)7.5S 7.6W | 
   
    | 1978 | 10 | 7 | 1819L | 36.60 | 126.70 | 5 | 5.0 |  | 0 | 1 | limi | Korea:Chungcheongnam-do Hongseong | 
   
    | 1983 | 5 | 26 | 1159L | 40.36 | 139.08 | 14 | 7.7 | T | 104 | 163 | D4 | Akita Prefecture offshore [middle of the Sea of Japan earthquake]death in Korea 3 Russia 1  7.7W | 
   
    | 1993 | 7 | 12 | 2217L | 42.78 | 139.18 | 35 | 7.8 | T | 230 | 323 | D5 | Okushiri-to Island offshore[Southwest of Hokkaido offshore earthquake]Russia(missing:3)/Korea7.7W |