"Reiwa 06 Image & Clever Method: Kayanoki Sensei's IT Passport Classroom" Atsushi Kayanoki Price: ¥1580 #AtsushiKayanoki #Atsushi_Kayanoki #Book #Electrical & Mechanical/Electronic Communication I passed using this book with 3 weeks of study. It was easy to understand and use. There are some markings with a highlighter and mechanical pencil. I used a book cover, so it's quite clean. Thank you.