The product is a comprehensive guide to the Japanese writing system, including both Kanji and Kana characters. It is a trade paperback book published in 2012 by Tuttle Publishing, containing 2,136 official Joyo kanji characters with readings and definitions. The book also features kana lookup indexes by radicals, stroke counts, and readings, making it a valuable resource for students and learners of Japanese. With detailed information on stroke order, pronunciation, and meanings, this book is essential for anyone looking to improve their proficiency in reading and writing Japanese.