I went to Genki Sensei's event and purchased this. There are no signatures. My child read it once and it has been stored on the bookshelf. It has illustrations and is very easy to read. It is in beautiful condition with no folds or writing. "Illustrated The Science of Candles: How to Acquire a Scientifically Interesting Way of Looking at Things" Genki Ichioka Price: ¥896 #GenkiIchioka #Genki_Ichioka #Book #Lifestyle/Hobbies & Entertainment