Used 1-2 times. Retail price: 9350 yen Size: W400 x D120 x H120 Dark gray (black) High-class attention to detail, even in the cushion. High-quality lounge fit that you feel when you sit. The cylindrical shape gently fills the gap between the seat and the lower back with the resilience of feathers, gently stabilizing the lower back. Filled with feathers that sink in softly and slowly restore their shape. A reliable product manufactured in our own factory in Japan. Made in Japan. Recommended for those with lower back pain, those concerned about seat gaps, and those who are particular about their seat position.