Rinto Maruyama, strategist at SMBC Nikko Securities, estimates that by the end of August, Japanese retail investors held short positions in yen reached 2.886 trillion yen, accounting for more than half of the world's total of 4.1 trillion yen.

Rinto Maruyama, strategist at SMBC Nikko Securities, estimates that by the end of August, Japanese retail investors held short positions in yen reached 2.886 trillion yen, accounting for more than half of the world's total of 4.1 trillion yen.