Japanese ship classification society Nippon Kaijikyorkai (ClassNK) has announced the following changes in its Executive Board of Directors effective March 1. Chairman and President Kenji Ogawa, Executive Vice President Yukio Tsudo, and Managing Director Kazunori Yamanaka have retired, resulting in three new appointments to the board. Chairman and President Mr. Executive Vice President Mr. Executive Vice President Dr. Managing Director Mr. Managing Director Mr. Managing Director Mr. Managing Director Dr. Ogawa will remain with the Society in the role of Honorary Chairman and Mr. Tsudo will remain with the Society in the role of Senior Adviser to the Society.