ISIS -chan (Japanese: ISIS???, Aishisu Chan) is a moe anthropomorphized character for the jihadist rebel group Islamic State (IS) created by users of the Japanese text board site 2channel. Similar to the story behind the birth of Hinomoto Oniko in 2010, ISIS -chan was conceived as part of an online effort to counter terrorist propaganda by disrupting the search-engine optimization (SEO ) profile of relevant keywords with images of a moe character.
Definition #2 for "isis chan"
ISIS-chan is a fictional manga character which originated on the Japanese internet textboard 2channel and was created in 2015 after a series of incidents in which Japanese nationals were kidnapped and beheaded by... wikipedia.org