According to Kodansha's handbill, an OAD of "Minami-ke
"will be bundled with the manga
volume 6. It will be released on June 23rd, 2009.
Production company: asread
Source: Scan of Kodansha's handbill
The third season of Minami-ke "Minami-ke Okaeri
" will be aired from January 4th, 2009.