While you mentioned MANGA1000, these types of sites frequently change domains due to copyright issues. If the chapter is not appearing there, check other raw providers like MangaZip or Rawkuma , which often host the split-chapter formats (like "2.1") common for web-serialized manga.
If you are looking for high-quality, permanent access, digital volumes are available through retailers like JPBookstore or other Japanese e-book stores. Quick Series Details: Original Start: August 29, 2022. Format: Digital and physical tankobon volumes. Recent Volume: Volume 7 was recently listed for release. While you mentioned MANGA1000, these types of sites
The manga is serialized on the Gaugau Monster platform. You can typically read the most recent chapters for free or via a point system on the official Futabasha / Gaugau Monster website. While you mentioned MANGA1000