English nameソート | 
          Scientific nameソート | 
          Found Dateソート | 
          Prefectureソート | 
          City/Locality | 
        
        
          | Finless porpoise | 
          Neophocaena asiaeorientalis | 
          11, May , 2000 | 
          Aichi-ken | 
            | 
        
        
          | Spotted seal | 
          Phoca largha | 
          11, May , 2000 | 
          Hokkaido | 
           Hiro-gun Hiro-Cho | 
        
        
          | Ringed seal | 
          Pusa hispida | 
          10, May , 2000 | 
          Hokkaido | 
           Esashi-gun Esashi-Cho | 
        
        
          | Minke whale | 
          Balaenoptera acutorostrata | 
          10, May , 2000 | 
          Toyama-ken | 
           Himi-shi | 
        
        
          | Finless porpoise | 
          Neophocaena asiaeorientalis | 
          10, May , 2000 | 
          Yamaguchi-ken | 
           Hikari-shi | 
        
        
          | Stejneger's beaked whale | 
          Mesoplodon stejnegeri | 
          10, May , 2000 | 
          Ishikawa-ken | 
            | 
        
        
          | Finless porpoise | 
          Neophocaena asiaeorientalis | 
          09, May , 2000 | 
          Yamaguchi-ken | 
           Hofu-shi | 
        
        
          | Minke whale | 
          Balaenoptera acutorostrata | 
          08, May , 2000 | 
          Toyama-ken | 
           Himi-shi | 
        
        
          | Finless porpoise | 
          Neophocaena asiaeorientalis | 
          07, May , 2000 | 
          Mie-ken | 
           Tsu-shi | 
        
        
          | Finless porpoise | 
          Neophocaena asiaeorientalis | 
          06, May , 2000 | 
          Yamaguchi-ken | 
           Kumage-gun Kaminoseki-Cho | 
        
        
          | Finless porpoise | 
          Neophocaena asiaeorientalis | 
          06, May , 2000 | 
          Yamaguchi-ken | 
           Kumage-gun Kaminoseki-Cho | 
        
        
          | Spotted seal | 
          Phoca largha | 
          05, May , 2000 | 
          Hokkaido | 
           Hiro-gun Taiki-Cho | 
        
        
          | Stejneger's beaked whale | 
          Mesoplodon stejnegeri | 
          05, May , 2000 | 
          Toyama-ken | 
           Himi-shi | 
        
        
          | Rough-toothed dolphin | 
          Steno bredanensis | 
          04, May , 2000 | 
          Okinawa-ken | 
           Ishigaki-shi | 
        
        
          | Spotted seal | 
          Phoca largha | 
          04, May , 2000 | 
          Hokkaido | 
           Shari-gun Shari-Cho | 
        
        
          | Killer whale | 
          Orcinus orca | 
          03, May , 2000 | 
          Shizuoka-ken | 
           Fuji-shi | 
        
        
          | Finless porpoise | 
          Neophocaena asiaeorientalis | 
          01, May , 2000 | 
          Yamaguchi-ken | 
            | 
        
        
          | Rough-toothed dolphin | 
          Steno bredanensis | 
          01, May , 2000 | 
          Saga-ken | 
            | 
        
        
          | Unidentified baleen whale | 
          - | 
          01, May , 2000 | 
          Yamaguchi-ken | 
            | 
        
        
          | Spotted seal | 
          Phoca largha | 
          01, May , 2000 | 
          Hokkaido | 
           Monbetsu-gun Okoppe-Cho |