HAPPO-NO-YEN-SATSU.
 HAPPO-FIVE-YEN-SATSU.>>

Actually, l believe it's Happo-GO-yen-satsu. "Go" is the Japanese number 5. 

**Close.  It's Happo-go-en-satsu.  There is no "ye" in Japanese, since it
was replaced by "e".  The yen here is simply the en.

ja,
--Rob