| This article is under construction and may contain incomplete and/or inaccurate information. |
Closure's Secret Files is a series of videos made for Arknights, featuring Closure explaining various things related to Rhodes Island in a humorous way.
In all videos, Closure is fully voiced by an unknown voice actress and all characters who were featured in the video are voiced by their respective voice actors/actresses in Arknights (see Character voices/Japanese), with the exception to the Doctor who are always silent.
The series consist of 15 videos as of November 8, 2021.
| # | Video | Synopsis |
|---|---|---|
| 1 | Closure's Self-Introduction!  |
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| 2 | Closure and Doctor!  |
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| 3 | Closure's Rhodes Island Guide!  |
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| 4 | Closure's Shop!  |
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| 5 | Closure's Shopping Advice!  |
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| 6 | Sweatshop Factory!  |
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| 7 | Treat Your Friends Well at the Trading Post  |
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| 8 | Ultra Important Facility — Power Plant  |
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| 9 | The Heart of Rhodes Island — Control Center I  |
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| 10 | The Heart of Rhodes Island — Control Center II  |
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| 11 | Relax at the Dormitory!  |
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| 12 | Reception Room, Weirdos' Favorite Hangout  |
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| 13 | Sweatshop II – Workshop of Hell  |
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| 14 | Round the Clock Office  |
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| 15 | Let's Work Out in the Training Room!  |
