Acting Chief Metropolitan Magistrate of Bankshall Court Subhankar Biswas remanded the 4 persons, including one arrested on Tuesday, to judicial custody till Friday on a plea by the prosecution and said that the fourth metropolitan magistrate would hold the Test Identification (TI) parade by this date before the girl leaves for her native land.
Five persons, 3 from Kolkata and two from Gaya in Bihar, were arrested earlier.
The sixth person - Mohammed Wasim Khan alias Knowledge, working as a cleaner with the Indian Museum here, was arrested in connection with the case, Special Commissioner (Crime) of Kolkata Police, Pallab Kanti Ghosh said.
The 2 arrested from Bihar were produced before the CMM court on Saturday last and remanded to judicial custody till January 9.
The other 3, all arrested from Kolkata, were produced before the court and remanded to judicial custody till January 9 along with Mohammed Wasim Khan.
First one to be arrested after the woman filed a complaint with the police on December 26 was Wasim Khan. Two more persons Md Sabbir Khan and Shahid Iqbal were also arrested.
Wasim, who spoke Japanese fluently, allegedly befriended the Japanese woman on November 20 and accompanied her to Gaya in Bihar, Ghosh had said.
In Gaya, Wasim allegedly molested her and took away Rs 76,000 from her bank account before handing her over to siblings Javed Khan and Sajid Khan, who allegedly raped her repeatedly since November 26 till the end of December.
Later, they put the girl in a bus bound for Varanasi, where she got in touch with her friends and contacted the Japanese consulate in Kolkata, according to Ghosh.
Based on the information gathered from Wasim, a joint team of Kolkata Police and Gaya Police arrested the brother duo from Taro village under Fathepur police station in Gaya district on January 2 and brought them to Kolkata on a transit remand.
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