This is a result of the increasing tension between China and Japan. The main dispute is who will own a chain of islands in the East China Sea. K-Line stopped executives to go to China.
If the situation between two country improves the ban will be lifted, but not for the moment.
Safety for K-Line people is at first place, but the office in China is still operational.
The 15 Japanese executives located in China will not quit the country for the moment.
2 days ago was the anniversary of Japan's 1931 occupation.