Excellent materials for vocabulary building and speed reading training. This is the introductory edition of "Sokudoku Eitanngo" (Speed Reading English Words). Revised 3rd edition, the latest current version. This is the "Sokudoku Eijukugo" (Speed Reading English Idioms) set. Revised edition, the latest current version. Sokutan Nyumon-hen (Speed Reading English Words Introductory Edition): 1430 yen (tax included) Sokudoku Eijukugo (Speed Reading English Idioms): 1320 yen (tax included) Total: 2750 yen (tax included), unused. Although unused, it has been stored by a private individual. Please refrain from purchasing if you are looking for perfect condition. We are looking forward to your purchase if you consider them usable and unused. Due to the cost of packaging materials and shipping, we will not sell them separately. We will make every effort to complete the shipping process on the same day or the next day after your purchase. I am not good at using Mercari, and I often miss comments, so I may not be able to reply to negotiation comments. Also, we do not plan to offer exclusive listings.