Did Fear Return?

(from ebookjapan):

Akira, a pianist returning to the U.S. because his girlfriend Yuriko is in the hospital, is met at the airport by his sister Keiko.

The cab on the way to Yuriko's place is attacked by someone, and the news reports the deaths of Akira and Keiko. Yuriko's parents are also murdered, and Yuriko is also in the clutches of evil!

What did Akira bring back from America?