This is your goldmine. The Internet Archive hosts a massive library of digitized Indian magazines. Since many Kirtu comics are out of print, they fall into the "public interest" archiving category.
Major comic platforms like ComiXology (via Amazon), GlobalComix, and DriveThruComics host extensive libraries of mature-rated (18+) graphic novels. These platforms feature celebrated underground classics and modern indie erotica that offer sophisticated storytelling alongside adult themes. 4. Webtoon Platforms with Mature Filters kirtu comics online read free
Now, the most critical part of this article. When you search for you might stumble upon piracy websites. We strongly advise against using these. Pirate sites are often riddled with malware, pop-ups, and viruses. More importantly, they rob the creators (or their estates) of their due credit. This is your goldmine