The official website for the TV anime adaptation of Norishiro-chan and Setsuda’s The Stunned Hero and the Assassin Princesses manga announced the anime will premiere on July 5. A new main key visual for the anime was also revealed.

The Stunned Hero and the Assassin Princesses premieres for free on the ABEMA streaming service in Japan on July 5 at 11:00 p.m. JST (10:00 a.m. EDT). The anime will air on Tokyo MX and Sun TV channels on July 12 at 10:30 p.m. (9:30 a.m. EDT).
The main cast of The Stunned Hero and the Assassin Princesses anime includes Shunsuke Takeuchi as Toto, Iori Saeki as Ciel, Hitomi Ueda as Anemone, and Haruka Shiraishi as Gore. These cast members will also perform the ending theme song “Suki Magazine.”
As for staff, Noriaki Akitaya, known for his work on The Unwanted Undead Adventurer, will direct The Stunned Hero and the Assassin Princesses anime at CONNECT. Michiko Yokote will handle the series scripts, while Takao Sano will handle character design.
Lastly, here’s an overview of the anime series, via Crunchyroll:
Toto’s skills as a hero are the real deal, but due to his extreme shyness, he’s unable to form a party and remains stuck in the beginner town. Then, suddenly, three beautiful women named Ciel, Anemone and Goa invite him to join their party!
Toto’s motivation is high when he embarks on his long-awaited adventure, but his companions are full of desire to kill him?!
This is a harem DEATH rom-com about an extremely shy hero who passes out in the mere presence of women, and the three women who try to kill him for their own purposes!!