Koishi is generally playfully and free spirited, not unlike a child. She doesn't harm anyone but lack self awareness ending up cashing problems. Koishi has wavy, short, green hair and dark green eyes. She wears a black hat with a yellow ribbon around it and a yellow shirt with diamonds like blue buttons. Koishi wears a dark green collar and a skirt that's green with faint flowery patterns. Koishi weights over 300lbs being a size of a bbw with a big rounded belly, fat arms,legs and a fat butt. 