The official website for the currently airing Osomatsu-san 2nd Season has been updated information about Blu-ray and DVD releases. The information revealed that there will be a total of eight volumes released, instead of initially announced four volumes.

There will be four short episodes bundled in the 2nd, 4th, 6th, and 8th volumes of the package, to be released on January 26, March 30, May 25, and July 27 of next year, respectively. Sentou Quiz 2 will also be released via the 3rd volume, which will be released on February 23, 2018.

In addition to the short episodes, the site also announced that the series will receive a second cours. It scheduled to premiere in Winter 2018 and will give the series a total of 25 episodes.

Osomatsu-san is the original sequel to Osomatsu-kun which aired for 25 episodes between October 2015 and March 2016. The series has also received a special episode due to issues with its first and third episodes, as well as shorts episodes bundled with the Blu-ray and DVD releases. The anime returned with a special episode in collaboration with Japan Racing Association, which was aired on December 2016. The second season of the series is currently airing.

Source: Nijimen

Osomatsu-san Short Film Series 2nd Season on MAL