Sachiko Umoto, born in 1970, graduated with a degree in oil painting from Tama Art University (Tokyo). In addition to her work as an illustrator, she also produces animation works for Usagi-Ou Inc. She is the author of An Introduction to Making Illustrations with One Pencil Workbook and An Introduction to Sketching with One Pencil Workbook (both published by MDN Corporation). She dearly loves dogs and Hawaii. Visit her online at http://umotosachiko.com.