**Height:** 145 cm An AI existing within Iru-O created by Kimijima, with another personality (Geji-nee) that is used by him to collect information.

Spoiler

She subconciously spies on Kaito for Kimijima. When the Iru-O servers are rebooted on Christmas Airi's personality is erased and Geji-nee returns to Kimijima's side.

(Source: Wikipedia)