Nippon Yuka Kogyo's SKY-System with Peraclean Ocean receives Approval from MLIT 

Nippon Yuka Kogyo Co. Ltd., an NYK Group company, received type approval from Japan's Ministry of Land, Infrastructure, Transport and Tourism (MLIT) for the SKY-SYSTEM® (ballast water management system). The SKY-SYSTEM® makes use of PERACLEAN® Ocean.