<b>Economic Cooperation between India and Japan Opportunities, Challenges and Future Prospects</b> This research paper provides a comprehensive analysis of the opportunities, challenges, and future prospects of economic cooperation between India and Japan. It begins by examining the historical context and the bilateral relationship between the two countries, highlighting key milestones and agreements that have shaped their economic cooperation. The paper emphasizes the importance of trade as a key aspect of their collaboration, highlighting the growth and diversification of bilateral trade and the role of trade agreements such as the Comprehensive Economic Partnership Agreement CEPA . It identifies sectors such as automobiles, machinery, pharmaceuticals, and electronics as driving forces behind bilateral trade.In terms of investment, the paper explores the patterns and trends of foreign direct investment FDI flows between India and Japan. It recognizes the sectors that have attracted significant Japanese investments in India, such as manufacturing, infrastructure, and information technology. It also discusses government initiatives and policies that promote investment cooperation. Challenges and obstacles to economic cooperation are addressed, including regulatory and administrative barriers, cultural and language differences, and geopolitical factors. The paper highlights the need to streamline regulations, promote cultural exchanges, and navigate geopolitical tensions for effective collaboration. Looking towards the future, the paper identifies potential areas of collaboration, such as manufacturing, the digital economy, and the start up ecosystem. It also discusses the importance of skill development, human resource exchange, and defense and security cooperation in shaping the future trajectory of economic cooperation. Economic cooperation, India, Japan, trade, investment, technology transfer, opportunities, challenges 5-8 Issue-4 Volume-7 Dr. Pritee Verma