The official website for the television anime adaptation of Ao Tajima’s Hotel Inhumans manga has announced that popular voice actress Haruka Shiraishi will join the cast, portraying the character Nina. Shiraishi’s role as the “27th assassin” from a mysterious organization is set to debut in the anime’s fourth episode, scheduled to air this Sunday. A new visual featuring Nina alongside the main characters Sara and Ikurō at the hotel bar was also unveiled.
Haruka Shiraishi’s Role as Nina
Haruka Shiraishi steps into the role of Nina, an assassin described as the “27th assassin” from a certain organization. Fans can anticipate her debut in the upcoming fourth episode, titled “Corpse Reviver,” which promises to delve into Nina’s story with the two concierges, Ikuro and Sara. Shiraishi is known for her diverse voice acting career, including roles such as Reiko in KOWLOON GENERIC ROMANCE and Asirpa in Golden Kamuy.
About “Hotel Inhumans” Anime
The Hotel Inhumans anime, which premiered on July 6, 2025, is based on Ao Tajima’s manga series. The series is animated by Studio Bridge and directed by Tetsurō Amino, with Shōji Yonemura handling series composition and Shingo Fujisaki designing the characters. Koharu of Charan-Po-Rantan is composing the music for the series.
The anime centers on Hotel Inhumans, a unique establishment that caters specifically to assassins. Beyond standard hotel amenities like exquisite cuisine and relaxation, it also provides services crucial for its clientele, such as weapon procurement, identity falsification, and seamless corpse disposal. The story follows the two concierges, Ikuro Hoshi (voiced by Yusuke Kobayashi) and Sara Haizaki (voiced by Hinano Shirahama), who are committed to fulfilling every request from their unusual guests.
Crunchyroll is simulcasting Hotel Inhumans worldwide, making it accessible to a global audience. New episodes are released weekly, with each episode running for approximately 23 minutes.
