※ To ensure you can use it with greater satisfaction, we will take measures to prevent water damage with a new OPP bag and package it in a new envelope (^-^) This is a highly popular book that was ranked "Best Seller #1" in the Amazon category rankings. Regular price: 1628 yen Kajiya Takuya, the iPhone comedian's amazing iPhone 17: 140 Super Convenient Techniques 17/17 Pro/17 Pro Max/Air compatible 2025/12/23 By Kajiya Takuya Unused and unread, brand new ◎ It's a completely unread item, with the pages never having been opened. Since the price is not negotiable, please refrain from price negotiations or requests for discounts. --- In September 2025, the iPhone 17 series with three models and the slim iPhone Air were released. The iPhone 17 has a larger and more visible screen size, increasing from 6.1 inches to 6.3 inches. Battery life has also improved, with video playback time increasing significantly to a maximum of 30 hours. The 17 Pro/17 Pro Max have a redesigned body, with a "camera bar" on the top of the device. The design makes it instantly recognizable as a new model. Battery life has also improved dramatically, with video playback time of up to 33 hours for the 17 Pro and up to 39 hours for the 17 Pro Max. In addition, all cameras have been upgraded to 48 megapixels for higher image quality. It is equipped with 8x optical zoom and has evolved significantly. iOS 26 has become even smarter with Apple's unique AI, "Apple Intelligence." The appearance and operability have also been renewed with the introduction of the transparent new UI "Liquid Glass." This book is the 9th installment of "Kajiya Takuya, the iPhone comedian's amazing iPhone," which has sold over 150,000 copies, and introduces techniques for conveniently using the iPhone 17 series and iPhone Air released in 2025, as well as iOS 26. The author, Kajiya Takuya, appears on television as an iPhone comedian and consumer electronics comedian, and his YouTube program "Kajigaya Denki-ten" has over 720,000 subscribers and is very popular. In this book, Mr. Kajiya, who is also a comedian, will share a collection of carefully selected, super-amazing iPhone techniques.