Kujira Juvenile

is a japanese 4-koma manga series written by Gunjou Pizu. It began serialisation in the March 2012 issue of Manga Time Kirara Miracle.

The series was released under 2 volumes from December 2012 to October 2013.

Synopsis
A caring girl and her relation with a male transfer student who is actually from a parallel world.

(Source: Manga Updates)