Key Takeaways Berkshire Hathaway has raised its stake in Japan's five trading houses since 2019.Yen bond financing helps limit currency risk and cut borrowing costs for Berkshire.BRK.B expects $812M in 2025 dividends against $135M in interest expenses.Berkshire Hathaway (BRK.B) has been steadily increasing its stakes in Japan’s five companies — Itochu, Marubeni, Mitsubishi, Mitsui, and Sumitomo — since initiating investment in July 2019. These companies operate across diverse sectors, such as energy, commod ...