FinanceJapanese group aims to offer more alternative assets for family offices, instutitionsDaiwa Securities Group offers airline lease-linked products as investment assets to wealth clients. (Source photos by Nikkei)RYUTA MINAMIHATAMay 20, 2026 01:05 JSTTOKYO -- Daiwa Securities Group will acquire a stake in Ireland-based aircraft-leasing company Airborne Capital as the Japanese group seeks to offer more alternative assets for wealthy investors, Nikkei has learned.