INTO THIS PLANET | この惑星へ is a dystopian sci-fi web manga illustrated and written by DREAMING4U. It’s inspired by stories such as BLAME!, GANTZ and other cyberpunk horror works.
“A lone android is sent hurling into deep space towards a massive dying technoplanet. His one mission is to find an artifact lost somewhere deep within the surface. Beneath, lies few friends and many enemies. As he descends deeper, the mysteries surrounding his search and the planet itself will unravel.”
You can read it for free on GlobalComix!