The LINGUAPHONE Commuter is an excellent American English learning system that was once jointly developed by CBS Sony and LINGUAPHONE Japan. There are three versions available (this listing is for the 2nd edition). ・2nd Edition CD 88-disc set List price ¥330,000 (tax included) *The content of the learning material is a story depicting young Japanese people traveling across America with their native English-speaking friends and growing through various experiences. This set includes numerous refill texts to support your learning. The refills are convenient to carry, making them suitable for various American English learning scenarios and enabling efficient study (I believe you can now make it even more convenient by transferring the refills and audio sources to your mobile phone). Refill texts from day 1 to day 10 are missing. All CDs are included. This set includes all the learning materials, but the Sony CD Walkman is not included, so please use your own playback device.