Japanese Kanji & Kana: A Complete Guide to the Japanese Writing System: (JLPT All Levels) A Complete Guide to the Japanese Writing System (2,136 Kanji and All Kana). Complete, compact and authoritativethis Japanese language book provides all the information needed to learn kanji and kana, including the 92 hiragana and katakana phonetic symbols (known collectively as Japanese Kana) and the 2,136 standard Joyo Kanji characters that every Japanese person learns in school.