Takahiro Kusakari's life changed in 2007 when the then 28-year-old stumbled into a seminar by the founder of Japan's biggest independent mutual fund.
The region is home to more than 35% of all ETFs in the world, and yet it only holds about 20% of the money invested.
Flow Traders said it received regulatory approval to trade directly with big U.S. investors and companies.
Assets in fixed-income ETFs swelled to A$2.32 billion ($1.7 billion) at the end of August.
Kim is leading Principal's charge into ETFs, which he called a natural complement to the mutual funds that the insurer already offers.