Kitahama Capital Partners Co., Ltd., previously known as Sun Capital Management Corp., functions as an investment and asset management enterprise, concentrating its efforts on private equity, venture capital, and M&A related investments. The firm actively seeks out and funds ventures within promising growth sectors, including renewable energy, inbound tourism, regional revitalization, domestic technology, and emerging markets, with a particular focus on developing data center businesses. It also engages in various financial solutions such as asset management outsourcing, financial advisory, and brokerage services. Established in September 1992, the company maintains its primary operational hub in Osaka, Japan, alongside a presence in Tokyo. Kitahama Capital Partners emphasizes unique business development strategies that bridge global and regional markets, aspiring to act as a "21st Century Kitahama Bank" through its commitment to meaningful societal challenges. In Spring 2025, the company unveiled a new dual-leadership structure, appointing founder Kensei Maeda as Executive Chairman and CEO, and Yoshiaki Hiraoka as President. Notably, in April 2025, they signed an MOU with Daiwa House Industry and MARKMORE ENERGY for four joint ventures, including data center and communication infrastructure development.