The Mahoragakuen Chutobu 2-A: October: Science and Pork Bun CD was released in Japan on July 22, 2004 by Star Child (King Records). This CD was released prior to the TV anime series that would air in January of the next year.
The CD features character songs for the science and business-running classmates. This was the seventh disc released during 2004 in the 12-month span where character CD's featuring all the classmates would release monthly.
All songs were performed by the voice actresses Naomi Inoue, Chiaki Osawa, and Mai Kadowaki, the voices of Sastsuki Yotsuba, Chao Lingshen, and Satomi Hakase respectively.
The lyrics of The Area of Love were written by Kenzo Saito, the composition was by Urala Takai, the arrangement by Horatani, while the arrangement to the remixed version was by Sho Goto.