EnergyProject comes as demand for AI power infrastructure expands rapidlyJERA has invested in several coal-fired power plants in rthe U.S., including this one seen in New Jersey in March. (Photo by Shimpei Nakamura)SHIMPEI NAKAMURAJune 22, 2026 18:01 JSTTOKYO -- JERA, Japan's largest power producer, will build a large gas-fired power plant for a co-located data center in the United States for around 500 billion yen ($3 billion), Nikkei learned on Monday. The move comes as the Japanese company aims to capture the rapidly growing demand for power infrastructure in response to unprecedented investments in artificial intelligence by U.S. tech giants.