With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tokyo is Japan's seat of government.
text_B: Sustainable seafood advisory lists and certification are programs aimed at increasing consumer awareness of the environmental impact and sustainability of their seafood purchasing choices .. California-based Seafood Watch and Marine Conservation Society 's fishonline are some of the best known guides .. Seafood Watch. Seafood Watch. Marine Conservation Society. Marine Conservation Society. One of the best known certification programs is Marine Stewardship Council 's scheme for consumer seafood products .. Marine Stewardship Council. Marine Stewardship Council. Other programs include regional guides , such as that produced by the Australian Marine Conservation Society -LRB- AMCS -RRB- .. Marine Conservation Society. Marine Conservation Society. Australian Marine Conservation Society. Australian Marine Conservation Society. In Canada , SeaChoice produces assessments and recommendations using the traffic light system , while recommendation of restaurants is done by Vancouver Aquarium 's Ocean Wise .. SeaChoice. SeaChoice. Vancouver Aquarium. Vancouver Aquarium. Ocean Wise. Ocean Wise
not_related.