According to July issue of Time Kirara Carat magazine, it has announced that high school edition of school of life, music manga series K-ON! will end on June 28.

The said edition is a continued story of Azusa, Ui, Jun, and the other characters who are still in high school after the older member of Hokago Tea Time graduated.

Counterpart manga featuring Yui, Mio, Ritsu and Mugi in their college life already ended last June 9.

[Source]