I Am Setsuna Wiki was founded on February 19, 2016 by Yatalu as Project Setsuna Wiki, since Project Setsuna was the English working title of I Am Setsuna at the time. Anticipating and following the international release of I Am Setsuna on July 19, 2016, the wiki hit 10 articles on July 3 and 50 articles on July 29.