H.E. Dr. Khalil Hassan, Ambassador of the Kingdom of Bahrain to Japan attended the seminar that is intended to bridge a self-governing body and diplomats, so that diplomats can learn the efforts in increasing exchange program between twin towns and sister cities, promoting trade and attracting investment and tourism by self-governing body in Japan. During the trip to Nigata, diplomats visited binary power plant or Regional Industries Promotion Center, which are very important function to acquire sufficient energy and economic growth while sustaining environment and community-based local businesses.