Acting on a tip-off, Berhampur police raided a rented house in the Capital and rounded up prime accused Bhagaban Sahu alias Bhalu, a liquor trader of Aska.
Eighty-five-year-old Koki Miyata was sentenced to 13 years in prison in 1986 after being convicted of stabbing an acquaintance to death in the town of Matsubase in southwestern Japan.
Rowdy-sheeter Mallesh was part of the eight accused who had hacked Ravikumar to death in a broad daylight here on Sunday.
Suresh was arrested by the SIT on July 26, on charges of harbouring criminals, concealing design to commit offence and destroying evidence.
Claiming that Shah lacks credibility, Gandhi said the BJP which talks about honesty and decency, has a person accused of murder as its head.