1. Graduate School of Agricultural Science, Tohoku University, 1-1 Tsutsumidori-Amamiyamachi, Aoba-ku, Sendai 981-8555, Japan, Tama Laboratory, Japan Food Research Laboratories, 6-11-10 Nagayama, Tama-shi, Tokyo 206-0025, Japan, Bureau of Fisheries and Aquatic Resources, 860 Arcadia Building, Quezon Avenue, Quezon City, 1103, Philippines, National Fisheries Research and Development Institute, 940 Kayumangi Building, Quezon Avenue, Quezon City, 1103, Philippines, and Asian Natural Environmental Science...