☆Recommended for those who want it immediately☆ After confirming purchase and payment, 【Ships within 24 hours】 It's already packed, so I'm ready to ship it right away ^_^ 【Product Description & Contents】 New System Denken (Electrical Engineer) 3rd Class Subject-Specific A-Problem & B-Problem Master Course Series: Set of 4 books Denki Shoin (Publisher) Qualification Study Guide / Study Books Not sold separately. Denken 3rd Class Subject-Specific A-Problem & B-Problem Master Course Vol. 1 Theory Denken 3rd Class Subject-Specific A-Problem & B-Problem Master Course Vol. 2 Power Denken 3rd Class Subject-Specific A-Problem & B-Problem Master Course Vol. 3 Machinery Denken 3rd Class Subject-Specific A-Problem & B-Problem Master Course Vol. 4 Regulations 【Condition】 ※ There are many writings. If you don't mind, please consider it. As it is a used item, there are signs of aging such as sun damage, folds, scratches, and wear and tear, but there is no problem with reading it. 09171028+88098083299