"Sukumizu" is short for "School Mizugi" in Japanese. "Mizugi" means swimwear. 

Good for XS - L busts. XL can fit but not recommended as the color will probably rub off the head lights. All the bust option parts live here.
Made in Kyuushu.|紺スク水！おっぱいXS〜L対応。XLは行けますが、B地区の色は落ちる可能性大ので事項責任で。おっぱいのオプションパーツはこちら。九州産。