Stand My Heroes: Piece of Truth will air on October 7. There will be an advanced screening on September 20 with talk show on the stage with the five main voice actors. Source: CR
Chūbyō Gekihatsu Boy (Young Disease Outburst Boy) will premiere on October 4. Source: ANN (Most likely not reverse harem)
Marigold in 4 Minutes jdrama premieres on October. This is based on manga by Kirie. Synopsis from AsianWiki:
Mikoto (Sota Fukushi) is a 25-year-old man and has worked as an emergency medical technician for the past 3 years. Mikoto also has a special ability. When he touches a person with his hand, he can see the last moment of that person's life. Mikoto's family consist of his stepmother and 3 stepsiblings. He lives with his 3 stepsiblings, including older stepsister Sara (Nanao). She is 27-years-old. Even though Sara is Mikoto's stepsister, he loves her. With Mikoto's special ability, he learns that Sara only has 1 year left to live. Mikoto vows that he will do his best to make her happy.(May not be reverse harem as the eldest may be biological brother of Sara)
Kanoko Sakurakoji's manga, Seirou Opera, ends on twelfth volume. The manga will ship on winter 2020. Source: ANN
Hakuouki will have its 13th musical, "Hakuōki Shinkai" Sōma Kazue-hen". It will premiere in April 2020 in Tokyo and Osaka. Check out the video featuring the past 12 musicals Source: ANN
Here is the promotional video of Diabolik Lovers Grand Edition. The game will be launched on November 21 though Switch. It includes Diabolik Lovers Limited V Edition and Diabolik Lovers More, Blood Limited Source: ANN
The King of Fighters for Girls otome game is delayed to fall "in order to deliver a better product". Source: ANN
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