Police arrested one man and were looking for another one following the robbery of an iPad at a Kalihi coffee shop Thursday afternoon.

Police said the victim, 27, was seated near the front of the School Street shop when a man ran up and grabbed the iPad. The victim gave chase but backed off after the robber threatened him with a knife. The man got into a getaway car. The victim took note of the license plate number.

Police went to the registered owner’s home on Akone Place in Kalihi and arrested the alleged getaway car’s driver at 6:15 p.m. Thursday.

Still being sought is a second man, also in his 20s.