Kyoko Makabe's Weather Forecaster Exam Formula Mastery: A Guide for Those Who Hate Formulas! Revised 3rd Edition Kyoko Makabe Price: ¥1800 + tax I'll share my study methods, coming from a humanities background! Easy mastery of difficult formulas! My exam notes and reference books revealed! Almost unused, with no noticeable scratches or stains. Please understand that this is stored by a private individual.