Stranding News (last update date: 20, February, 2025)
- 06, September, 1930
- Fin whale(s) dead stranding Hakodate-shi Hokkaido
- 16, November, 1929
- Finless porpoise(s) Ibaraki-ken
- 26, October, 1929
- Short-finned pilot whale(s) Akita-ken
- 11, June, 1929
- Bottlenose dolphin(s) Niijimamura Tokyo-to
- 17, February, 1929
- Unidentified pilot whale(s) Kamakura-shi Kanagawa-ken
- 15, February, 1929
- Unidentified pilot whale(s) Shizuoka-ken
- 24, December, 1928
- Melon-headed whale(s) Choshi-shi Chiba-ken
- 01, December, 1927
- Melon-headed whale(s) Ibaraki-ken
- 30, September, 1927
- Pygmy sperm whale(s) live stranding Narashino-shi Chiba-ken
- 11, April, 1927
- Unidentified otarid(s) by-caught Akita-ken
- 31, May , 1925
- Finless porpoise(s) by-caught Kagawa-ken
- 21, March, 1925
- Killer whale(s) Esashi-gun Esashi-Cho Hokkaido
- 24, January, 1923
- Unidentified pilot whale(s) Isumi-shi Chiba-ken
- 01, February, 1922
- North Pacific right whale(s) drift Sado-shi Niigata-ken
- 25, May , 1921
- Stejneger's beaked whale(s) stranded Niigata-shi Niigata-ken
- Stejneger's beaked whale(s) stranded Niigata-shi Niigata-ken
- 04, April, 1917
- Unidentified dolphin(s) live stranding Shozu-gun Tonosho-Cho Kagawa-ken
- 08, February, 1914
- Unidentified dolphin(s) live stranding Takamatsu-shi Kagawa-ken
- 26, January, 1914
- Unidentified dolphin(s) live stranding Kagawa-ken
- 25, October, 1913
- Dwarf sperm whale(s) Chiba-ken