Tsuyokiss(つよきすTsuyokisu) is a video game that has been adapted into an anime series. The romance story is created by Takahiro (video games) and Yasutomo Yamada (anime series), and focuses on a group of students at a high school and the various romantic attachments that the characters feel for each another. Tsuyokiss Nigakki(つよきす 2学期, lit.Tsuyokiss: The Second Term) to the videogame for PC, is a sequel of Tsuyokiss, was on sale on April 25, 2008, and its PlayStation 2 version entitled Tsuyokiss Nigakki Swift Love was released on July 30, 2009.