[Listening and pronunciation practice with audio pen] You can listen to Obunsha's Passtan with a touch pen "Otodelpen Eiken Grade 2 Derujun Passtan Basic Set"

The corresponding book "Eiken 2nd Grade Derujun Passtan 5th Edition" (published by Obunsha) is sold separately. * Eiken is a registered trademark of the Japan English Language Proficiency Test Association. This product is manufactured and sold by Gridmark under license from Obunsha for the "Eiken Derujun Passtan 5th Edition Series". The "Otodel Pen" is a learning tool that reads two-dimensional codes (dot codes) made up of tiny dots and plays audio corresponding to the code. The "Otodel Sticker" has a dot code printed on it, and you can listen to the audio of the words and example sentences published in "Eiken 2nd Grade Derujun Passtan 5th Edition" published by Obunsha just by touching it with the tip of the pen. Compared to CDs and apps, it is intuitive to operate and helps you study. Earphones (stereo mini jack) can be connected. It can be used in libraries, on trains, etc. The battery is rechargeable and can be used for more than 3 hours after charging for about 3 hours.