Midara na Kikai Vol. 21: A Dark Machine-Themed CG Collection
The 21st entry in Murataya’s long-running Midara na Kikai series pairs a CG collection with a story mode and video version, following a heroine caught in a machine-driven ordeal that the narrative pushes toward some kind of happy ending. It’s aimed at readers who already enjoy this circle’s intense, illustration-heavy style and want to see how a dark premise resolves.

Work details
| Item | Details |
|---|---|
| Circle | むらた屋 |
| Rating | ★★★★★ 5 (9 ratings) |
| Genres | シリーズもの, 汁/液大量, 断面図, コスプレ, アヘ顔, 巨乳/爆乳 |
A Long-Running Series Reaches Chapter 21
Murataya’s Midara na Kikai (“Lewd Machine”) line has been running long enough to hit its 21st installment, and that pedigree shows in how the release is packaged. Buyers get a full CG set, a story mode to give the images context, and a video version for those who prefer motion over static stills. The title itself signals the emotional shape of the plot: a heroine pulled into an ordeal involving the series’ signature machine, with the story explicitly working toward a happy ending rather than leaving her fate unresolved. If you’ve followed earlier volumes, this is more of the same core concept refined over two decades of releases — a dark setup used as a springboard for eventual catharsis rather than as the whole point.
Art Direction and Presentation
The genre tags point to a release built around visual intensity rather than subtlety. Cross-section diagrams are used to illustrate what’s happening to the heroine’s body in a way that’s common in this corner of doujin CG work, favoring clinical clarity over abstraction. Ahegao expressions do a lot of the emotional heavy lifting on the character’s face, paired with a body type on the larger end of the bust-size spectrum that the series’ fans will recognize as a house style. Cosplay elements suggest the heroine (or side characters) appear in costume, which adds a layer of visual variety across the CG set beyond the core machine scenario. Fluid effects are used liberally throughout, reinforcing the over-the-top, almost effects-heavy aesthetic that separates this kind of release from more restrained romance-focused titles.
Who This Is For
This release isn’t trying to be a gateway title — it’s squarely aimed at people who already know what a “Midara na Kikai” volume delivers and are looking for the next chapter. If dark, machine-driven scenarios with a redemptive arc, heavy visual effects, and detailed anatomical illustration are your thing, the CG-plus-story-plus-video bundle gives you a few different ways to experience the same content depending on your mood. Newcomers curious about the series might want to sample an earlier, lower-numbered entry first just to get oriented, since this is very much a continuation rather than a fresh starting point. For long-time readers of the line, though, volume 21 looks like a straightforward continuation of the formula: intense imagery, a heroine put through the wringer, and a story that closes the loop with a happy ending rather than leaving things bleak.




