The raw Japanese version of Satanophany Chapter 291 was released in March 2023 via Weekly Young Magazine
The "extra quality" scanlations and raw releases of this chapter highlight several artistic strengths:
Also, the term "raw" implies it's an unlicensed scan, so I should address that briefly—mention that raw manga scans are often released before official translations and may vary in quality. But the user specified "extra quality," so focusing on high-resolution, accurate color, and perhaps additional notes or commentary by the scanners.
The "extra quality" refers to the high-fidelity raw scans often found on enthusiast platforms. The artwork in this chapter maintains the series' signature detailed character designs and visceral action sequences, emphasizing the dark, oppressive atmosphere of the setting. Where to Find and Read