Ryosuke Okamoto

Change in singing behavior of humpback whales caused by shipping noise

N. Umeda, T. Akamatsu, Koki Tsujii, 2018, PloS one.

Interchanges and movements of humpback whales in Japanese waters: Okinawa, Ogasawara, Amami, and Hokkaido, using an automated matching system

Takashi Yoshikawa, Koki Tsujii, Ryosuke Okamoto, 2022, PloS one.

Similar circling movements observed across marine megafauna taxa

Y. Handrich, C. Bost, Katsufumi Sato, 2021, iScience.

Whale rover moving along the surface of sperm whale

Yuichi Tsumaki, Kosuke Tsuchiya, Kyoichi Mori, 2018, Adv. Robotics.

Decrease in required coefficient of friction due to smaller lean angle during turning in older adults.

K. Masani, K. Hokkirigawa, Takeshi Yamaguchi, 2018, Journal of biomechanics.

Tidal effects on periodical variations in the occurrence of singing humpback whales in coastal waters of Chichijima Island, Ogasawara, Japan

T. Akamatsu, Koki Tsujii, Ryosuke Okamoto, 2022, Scientific Reports.