These pajamas are not available in Japan! *Because they are also listed on other sites, they may not be available.* Why not create wonderful memories with matching items for siblings or friends? They are also recommended as birthday gifts! Ships the same day♡ Authentic product, so please rest assured (o^^o) Different sizes are available, so please visit my page♪ ------------------------------ Quoted from the HP below Material 100% cotton Long-sleeved pajamas full of hearts that will make today's dreams a little more fun -Material Features- Features a stretchy 1x1 rib knit material and a soft texture known as "second skin." Uses environmentally friendly organic cotton. -Design Features- Heart print, picot lace, ribbon These are long-sleeved pajamas with a colorful heart pattern. They use environmentally friendly 1x1 rib knit cotton material, which is soft and known as "second skin," for a soft feel. This is a recommended item for comfortable relaxation time at home and before bed. ⚠︎Regarding imported clothing products Color unevenness, color differences, and thread mixing in the fabric are not defects. We appreciate your understanding that these are overseas products♡ There is no doubt that they are genuine products, so please rest assured (o^^o)! We also sell rompers, kids' pajamas, women's pajamas, and kids' shorts♡ Please come and take a look (o^^o)