Based on my research, it appears that "Ochiru Hitozuma CG" might be related to a specific type of digital content, possibly an anime-style adult visual or an illustration.
"Ochiru Hitozuma CG" can be roughly translated to "Falling Married Woman CG" or "Married Woman Falling CG". The term "CG" likely refers to "Computer Graphics".
If you could provide more context or details about where you encountered this term, I might be able to provide a more targeted report.