Kunio Hoshi, 65, a Japanese citizen, was gunned down by masked assailants in Kownia in Rangpur on October 13, 2015.
Campus sources said Ahsanullah went into hiding on October 16. Since then, he remained absent in classes.
Masud Rana, who made a confessional statement before a Rangpur court saying that he himself shot Kunio. In the statement, he said he and his two associates gun down Hoshi.
After completing the mission, they managed to escape the spot with the help of Ahsanullah. Police said he was one of the mastermind of the killing.
Ahsanullah passed the SSC from Kurigram Government College in 2009. In 2011, he completed his HSC from Rangpur Public Cadet and College. He admitted to the university in 2012 in Accounting department. After taking admission, he was not regular and dropped two semesters.
“As he is not regular student, his studentship may be canceled anytime,” said Sirajuddoula, head of the accounting department.
Registrar Ibrahim Kabir said police had not informed them that Ahsanullah was the accused of Kunio Hoshi murder.
If they got written complain, they would cancel his studentship, he said.
On August 7, police submitted a charge sheet before a Rangpur court framing eight people in the killing case.
Of the accused, Masud Rana, Eshak Ali, Liton Mia and Abu Sayeed Mia are now in police custody while four other accused – Saddam Hossain alias Sobuj, Ahsanullah Biplob, Nazrul Islam and Shakhawat alias Shafiq – are absconding. The court also issued arrest warrant for the four militants, court sources said.
After the killing, top government officials claimed that leaders and activists of the BNP and Jamaat-e-Islami were involved in the killing.
Police then arrested eight people, including local BNP leader Biplab and Hoshi’s business partner Hia, in connection with the killing.
Biplab, Hira and the three Jubo Dal leaders were put on remand for several times, but no clue of the killing could not be ascertained from them.
The killing case has taken on a new dimension after JMB commander Masud Rana, 40, was arrested on December 9, 2015.
Later, police arrested another JBM man Eshak Ali. He also gave confessional statement before a court.