The official website for the Kusuriya no Hitorigoto anime series revealed the additional cast and two character trailers for the anime movie on Tuesday. The movie, subtitled Bouhi no Hihou (The Secret Treasure of the Deceased Consort), opens in Japanese theaters on December 11.

Cast
Birou: Nobuo Tobita (Youjo Senki)
Shuu-u: Kumiko Watanabe (Tomo-chan wa Onnanoko!)
Bisen: Hirofumi Nojima (Komekami! Girls)
Suija: Kensho Ono (Jigokuraku)
Eishou: Ryouta Takeuchi (Nippon Sangoku)
Kaja: Jirou Saitou (Kami no Niwatsuki Kusunoki-tei)

Norihiro Naganuma (Mahoutsukai no Yome) is directing the anime movie at TOHO animation STUDIO. Yuuko Kakihara (Ao no Hako) is writting the script. Yukiko Nakatani (One Piece: Episode of Luffy - Hand Island no Bouken) is designing the characters and credited as chief animation director. Satoru Kousaki (Bakemonogatari), Kevin Penkin (Tate no Yuusha no Nariagari), and Alisa Okehazama (Jujutsu Kaisen) are composing the music.

Produced by OLM and TOHO animation STUDIO, the first and second season aired in Fall 2023 and Winter 2025, respectively, each airing in 24 episodes. Crunchyroll streamed the anime with subs and dubs in multiple languages, excluding Asia.

Hyuuga began penning the novel on the Shousetsuka ni Narou website in October 2011. Shufunotomo began publishing the novel under its Hero Bunko imprint with illustrations by Touko Shino in August 2014 and published the 16th volume in May 2025.

Nekokurage began drawing a manga adaptation in Big Gangan in May 2017. Square Enix published the 17th volume on July 24.

A second manga adaptation by Minoji Kurata began serializing in Sunday Gene-X in August 2017. Shogakukan published the 22nd volume on June 18.

J-Novel Club licensed the light novel for digital release in English in November 2020 and published the 16th volume on May 29. Square Enix licensed the manga adaptation for English release in November 2019 and published the 15th volume on March 17. The 16th volume is scheduled to release on November 3.

Character Trailer (Bi clan ver.)


Character Trailer (Kajadan ver.)


Source: Comic Natalie 1, 2


Update October 14
The official website of the Kusuriya no Hitorigoto (The Apothecary Diaries) anime series revealed a pair of additional cast and fourth character trailer on Wednesday for the anime movie, subtitled Bouhi no Hihou (The Secret Treasure of the Deceased Consort).

Voice actresses Ai Mikami (All You Need Is Kill) and Miyuki Sawashiro (Hunter x Hunter (2011)) are joining the cast as Yinshan and Luoqing, respectively.

Character Trailer (Yinshan & Luoqing ver.)


Source: Comic Natalie