屈膝分腿坐（双手后撑）

full-body photo of a 34-year-old Japanese woman with dark hair tied back, sitting on a yoga mat with knees bent and raised and feet planted apart, torso lifted and leaning slightly back supported by straight arms and palms planted behind her, right-facing side view, wearing a loose opaque high crew-neck navy long-sleeve top and baggy gray cotton trousers, in a sunlit living room, photorealistic, natural lighting