1. Highly Migratory Resources Division Fisheries Stock Assessment Center, Fisheries Resources Institute Japan Fisheries Research and Education Agency Yokohama Japan
2. Marine Environment Division Fisheries Stock Assessment Center Fisheries Resources Institute Japan Fisheries Research and Education Agency Shiogama‐city Japan
3. Highly Migratory Resources Division Fisheries Stock Assessment Center Fisheries Resources Institute Japan Fisheries Research and Education Agency Hachinohe Japan
4. Marine Environment Division Fisheries Stock Assessment Center Fisheries Resources Institute Japan Fisheries Research and Education Agency Yokohama Japan