| English nameソート | Scientific nameソート | Found Dateソート | Prefectureソート | City/Locality | 
        
          | Pacific white-sided dolphin | Lagenorhynchus obliquidens | 05, June, 1996 | Akita-ken |  | 
        
          | Minke whale | Balaenoptera acutorostrata | 03, June, 1996 | Iwate-ken | Shimohei-gun Yamada-Machi | 
        
          | Steller sea lion | Eumetopias jubatus | DD, June, 1996 | Aomori-ken | Higashitsugaru-gun Hiranai-Machi | 
        
          | Harbour porpoise | Phocoena phocoena | 30, May , 1996 | Hokkaido |  | 
        
          | Bottlenose dolphin | Tursiops truncatus | 28, May , 1996 | Tokyo-to | Mikurajimamura | 
        
          | Spotted seal | Phoca largha | 20, May , 1996 | Mie-ken |  | 
        
          | Harbour seal | Phoca vitulina | 18, May , 1996 | Hokkaido | Hiro-gun Hiro-Cho | 
        
          | Pacific white-sided dolphin | Lagenorhynchus obliquidens | 16, May , 1996 | Yamagata-ken | Tsuruoka-shi | 
        
          | Finless porpoise | Neophocaena asiaeorientalis | 16, May , 1996 | Aichi-ken | Chita-gun Mihama-Cho | 
        
          | Gray whale | Eschrichtius robustus | 16, May , 1996 | Hokkaido | Suttsu-gun Suttsu-Cho | 
        
          | Minke whale | Balaenoptera acutorostrata | 15, May , 1996 | Yamaguchi-ken | Nagato-shi | 
        
          | Minke whale | Balaenoptera acutorostrata | 13, May , 1996 | Hokkaido | Abashiri-shi | 
        
          | Minke whale | Balaenoptera acutorostrata | 12, May , 1996 | Hokkaido | Notsuke-gun Betsukai-Cho | 
        
          | Bottlenose dolphin | Tursiops truncatus | 10, May , 1996 | Nagasaki-ken |  | 
        
          | Harbour porpoise | Phocoena phocoena | 10, May , 1996 | Aomori-ken | Aomori-shi | 
        
          | Sperm whale | Physeter macrocephalus | 09, May , 1996 | Okinawa-ken | Yaeyama-gun Taketomi-Cho | 
        
          | Minke whale | Balaenoptera acutorostrata | 07, May , 1996 | Hokkaido | Shari-gun Shari-Cho | 
        
          | Minke whale | Balaenoptera acutorostrata | 04, May , 1996 | Hokkaido | Shibetsu-gun Shibetsu-Cho | 
        
          | Sperm whale | Physeter macrocephalus | 03, May , 1996 | Kochi-ken | Muroto-shi | 
        
          | Finless porpoise | Neophocaena asiaeorientalis | 01, May , 1996 | Aichi-ken |  |