Karahani

is a japanese 4-koma manga series written by Mikami Akitsu. It began serialisation in the special issue Vol. 13 of Manga Time Kirara Carat.

The series was released under 2 volumes from January 2007 to January 2009.

Synopsis
I can never stop idols! A 5-member idol group, Pastel, whose popularity is rising rapidly, with songs, dramas, and variety shows. Personality and teamwork with the rough waves of the entertainment world? It's a star highway straight!

(Source: Amazon JP - Translated)