Miniature Furniture: Kotatsu and Zaisu (Floor Chairs) Retro Heisei Era Furniture A set of a colorful kotatsu (low heated table) and zaisu. Please see the photos for the size. It hasn't been used much and has been stored at home. There are no noticeable stains, but please understand that it is an old item made of plastic, so there may be fine scratches. The kotatsu has what looks like paint scratches as shown in the photo. Please refrain from selling separately. Perfect for dollhouses and miniature enthusiasts.