Berry likes the similar Eaton Vance Floating-Rate Fund, yielding 1.9% after expenses of 1.8%, for its "steady performance and proven management" and the no-load Fidelity Floating Rate High Income Fund, which is returning 2.9% after expenses of 0.9%.

FORBES: Fixed Income for Bears

Morningstar tracks just a handful of Japan mutual funds, and some, including the two no-load Hennessy funds, have comparatively high fees.

FORBES: Japan's Economy May Stink, But Its World-Class Firms Are A Bargain

This buy-high-sell-low phenomenon is more pronounced among buyers of no-load funds.

FORBES: Magazine Article