Realistic portrait painting of a Japanese robotic geisha adorned with kanji symbols and intricate decals, captured with the precision of octane render. The image boasts exquisite detail, rendered in 4K using unreal engine 5. Influences of futuristic aesthetics from Ex Machina and I, Robot blend seamlessly in this artwork. The geisha's features are meticulously crafted, showcasing flawless anatomy and harmonious proportions. Every element is clear and vivid, with no hint of low quality or technical flaws like jpeg artifacts. The composition is complete, framed perfectly to emphasize the subject. No blurriness or distortion disturbs the viewer's experience, ensuring an unblemished visual presentation without any unnecessary watermarks or signatures.