It looks like “Hell’s Paradise: Jigokuraku” will have a second season, this was announced from the anime’s official website with the release of promotional video.
Jigokuraku or Hell’s Paradise, follows the story of Gabimaru the Hollow and other death row convicts with their respective executioner from the famed Yamada Asaemon family of executioners, as they try and look for the the elixir of life on Shinsenkyo, a legendary realm recently discovered southwest of the Ryukyu Kingdom. Anyone who can bring back the elixir of life will be pardoned from their crimes.
Here’s the released promotional video, hinting of a new character;