Episode 7 - Hot Summer Martha, which is set to air on December 26
Based on the chapter of the same name in which Rohan is working on a new work called "Hot Summer Martha". The episode guest stars Kotone Furukawa (Life's Punchline) as Eve.
Episode 8 - Rock-Paper-Scissors Boy, which is set to air on December 27
Based on the JoJo's Bizarre Adventure: Diamond is Unbreakable story arc titled "Janken Boy Is Coming!" in which Rohan is challenged by a kid named Ken Oyanagi (played by child actor Hinata Hiiragi) in a game of Rock-Paper-Scissors.
The staff from the previous two seasons will once again work on the new season with Yasuko Kobayashi (Kamen Rider Den-O, Samurai Sentai Shinkenger) writing the series' script, and Naruyoshi Kikuchi (Tokyo Ghoul: 'S') composing the show's music. Lastly, Kazutaka Watanabe (Only Yesterday live-action special) returns to direct the series. The new season is set to return on NHK General this December.
[Source: Anime News Network]