This file photo shows the dispersal of cedar pollen. (Mainichi/Yasunori Sato) TOKYO -- This year's cedar pollen allergy season is predicted to start earlier than usual in Japan due to the warm winter, ...

Japanese drug maker Earth Corp. has begun collaborating with cosmetics maker Kao Corp. to find a way to prevent mosquito-borne infectious diseases such as dengue fever and malaria. The Tokyo-based ...