| 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 | 09, March, 1997 | Niigata-ken |  | 
        
          | Common dolphin | Delphinus delphis | 05, March, 1997 | Fukuoka-ken |  | 
        
          | Finless porpoise | Neophocaena asiaeorientalis | 05, March, 1997 | Fukuoka-ken |  | 
        
          | Unidentified Mesoplodon | Mesoplodon sp. | 05, March, 1997 | Akita-ken |  | 
        
          | Stejneger's beaked whale | Mesoplodon stejnegeri | 03, March, 1997 | Niigata-ken | Kashiwazaki-shi | 
        
          | Gray whale | Eschrichtius robustus | 02, March, 1997 | Niigata-ken | Kashiwazaki-shi | 
        
          | Striped dolphin | Stenella coeruleoalba | 27, February, 1997 | Wakayama-ken | Tanabe-shi | 
        
          | Baird's beaked whale | Berardius bairdii | 26, February, 1997 | Hokkaido | Tomamae-gun Shosanbetsu-Mura | 
        
          | Minke whale | Balaenoptera acutorostrata | 24, February, 1997 | Wakayama-ken | Higashimuro-gun Nachikatsuura-Cho | 
        
          | Stejneger's beaked whale | Mesoplodon stejnegeri | 24, February, 1997 | Tottori-ken |  | 
        
          | Pacific white-sided dolphin | Lagenorhynchus obliquidens | 20, February, 1997 | Ishikawa-ken | Hakui-shi | 
        
          | Finless porpoise | Neophocaena asiaeorientalis | 19, February, 1997 | Fukuoka-ken | Kitakyuushuu-shi | 
        
          | Minke whale | Balaenoptera acutorostrata | 17, February, 1997 | Wakayama-ken | Higashimuro-gun Taiji-Cho | 
        
          | Minke whale | Balaenoptera acutorostrata | 15, February, 1997 | Hokkaido | Muroran-shi | 
        
          | Cuvier's beaked whale | Ziphius cavirostris | 12, February, 1997 | Shizuoka-ken | Kamo-gun Matsuzaki-Cho | 
        
          | Pacific white-sided dolphin | Lagenorhynchus obliquidens | 11, February, 1997 | Ishikawa-ken |  | 
        
          | Dall's porpoise | Phocoenoides dalli (dalli type) | 10, February, 1997 | Hokkaido | Otaru-shi | 
        
          | Pacific white-sided dolphin | Lagenorhynchus obliquidens | 05, February, 1997 | Niigata-ken | Joetsu-shi | 
        
          | Pygmy sperm whale | Kogia breviceps | 04, February, 1997 | Tottori-ken | Tottori-shi | 
        
          | Unidentified Mesoplodon | Mesoplodon sp. | 02, February, 1997 | Ishikawa-ken | Wajima-shi |