MORIOKA—Colorful ice-fishing huts in red, yellow and green dot the snow-covered ice on Lake Gandoko here that stretches as far as the eye can see. The lake is located in Morioka’s Yabukawa ...

19, ranging between 146 and 167 a day, according to Global Fishing Watch data. Beijing banned the Japanese imports to “protect food safety and public health.” But Chinese companies engaged in ...