Arknights: Prelude to Dawn is the first anime adaptation of Arknights produced by Yostar Pictures. It was announced in October 24, 2021 and was released on October 28, 2022.
Prelude to Dawn adapts the Act initium: Hour of an Awakening story arc of the Main Theme. For further information, please see the Synopsis sections of Prologue, Episode 01, Episode 02, and Episode 03.
Addendum:
The Prelude to Dawn Pack is available again from February 27, 2024 to March 29, 2024, and cannot be bought if the player already bought it previously.
Yuki Hayashi who composed Prelude to Dawn's OST has composed music for various anime series including My Hero Academia, Haikyuu!!, and Beast Tamer, as well as video games and TV series.
Yuki Kaida (Doctor) is fluent in English. In fact, she spoke fluent English in her role in Genshiken as Angela Burton.
Exusiai is voiced by Muyaruilin aka. Rylyyn (the Chinese CV of Grani and Savage) in the Chinese dub instead of her Chinese CV Shujin Cai. This is because Shujin took a leave from her job between March and July 2022 due to health issues.[1][2]
Yu Asakawa (PRTS) is the voice sample for popular vocaloid Megurine Luka. She's also fluent in English as attested in the anime and hosted an anime-related English radio broadcast once.
Skullshatterer and Misha's Japanese voice actors, Satsumi Matsuda and Risae Matsuda are actual twin sisters.