An old man soaking in an onsen, half submerged, (huge muscular), (yakuza tattoo), (full body tattoo+), detailed muscles, 8k, masterpiece:1.2, hyperrealistic, highly detailed full body, floating steam, rich colors, serene atmosphere, traditional Japanese setting, wooden hot spring, soft ambient lighting, wrinkled skin, tranquil expression, reflective water, peaceful relaxation

(nsfw:1.5),(bad-image-v2-39000, bad_prompt_version2, bad-hands-5, EasyNegative, NG_DeepNegative_V1_4T, bad-artist-anime:0.7),(worst quality, low quality:1.3), (depth of field, blurry:1.2), (greyscale, monochrome:1.1), nose, cropped, lowres, text, jpeg artifacts, signature, watermark, username, blurry, artist name, trademark, watermark, title, (tan, muscular, loli, petite, child, infant, toddlers, chibi, sd character:1.1), multiple view, Reference sheet, long neck