Stranding News (last update date: 20, February, 2025)
- 24, May , 1988
- Spotted seal(s) dead stranding Horoizumi-gun Erimo-Cho Hokkaido
- 23, May , 1988
- Spotted seal(s) live stranding Samani-gun Samani-Cho Hokkaido
- 22, May , 1988
- Minke whale(s) by-caught Nishitsugaru-gun Fukaura-Machi Aomori-ken
- 19, May , 1988
- Minke whale(s) by-caught Nishitsugaru-gun Fukaura-Machi Aomori-ken
- 16, May , 1988
- Spotted seal(s) live stranding Kushiro-gun Kushiro-Cho Hokkaido
- 14, May , 1988
- Pacific white-sided dolphin(s) dead stranding Kaga-shi Ishikawa-ken
- Pacific white-sided dolphin(s) dead stranding Tottori-shi Tottori-ken
- Common dolphin(s) dead stranding Tottori-ken
- 12, May , 1988
- Pacific white-sided dolphin(s) dead stranding Kamakura-shi Kanagawa-ken
- 10, May , 1988
- Spotted seal(s) live stranding Kushiro-shi Hokkaido
- 07, May , 1988
- Spotted seal(s) strayed into a harbor Niigata-ken
- 06, May , 1988
- Cuvier's beaked whale(s) drift Hiratsuka-shi Kanagawa-ken
- 05, May , 1988
- Unidentified Mesoplodon(s) by-caught Ishikawa-ken
- 04, May , 1988
- Harbour seal(s) dead stranding Samani-gun Samani-Cho Hokkaido
- 03, May , 1988
- Spotted seal(s) by-caught Shimokita-gun Higashidori-Mura Aomori-ken
- Harbour seal(s) dead stranding Horoizumi-gun Erimo-Cho Hokkaido
- 30, April, 1988
- Baird's beaked whale(s) by-caught Matsumae-gun Matsumae-Cho Hokkaido
- 28, April, 1988
- Minke whale(s) by-caught Suzu-shi Ishikawa-ken
- 27, April, 1988
- Spotted seal(s) by-caught Wajima-shi Ishikawa-ken
- 26, April, 1988
- Stejneger's beaked whale(s) live stranding Joetsu-shi Niigata-ken