If you enjoyed the first season of Fist of the Blue Sky: Regenesis anime, then you will be happy to know that a second season has been announced. The second season is slated to release this October.
— 「蒼天の拳 REGENESIS」公式 (@soutenregenesis) June 25, 2018
The second season of Fist of the Blue Sky: Regenesis will have 12 episodes bringing the total number to 24 (including the first season). If you’re unfamiliar with the series, Fist of the Blue Sky is a prequel to Fist of the North Star. Here is a brief synopsis of the series : “It is just before WWII, Kasumi Kenshiro hides as a quiet, absent-minded professor teaching literature at a small women’s college in Tokyo. Once the 62nd Grand Master of Hokuto Shinken, “God Fist of the North Star,” and known has Yan Wang, or “the King of Death,” who preserved the peace in the “City of Devils.”
If you’re interested in watching Fist of the Blue Sky: Regenesis, please visit Crunchyroll.
Source: Official Fist of the Blue Sky: Regenesis Twitter Account