Everyone agrees that it is possible to learn to speak Japanese in a reasonable amount of time, but no one has ever said that about reading and writing it. It is widely held that spoken and written Japanese require separate efforts by the student, as if these two aspects were in fact distinct languages.
A first step toward alleviating this situation was taken by Yasuko Mitamura in 1985 with the publication of Let's Learn Hiragana and Let's Learn Katak...
You can specify the type of files you want, for your device.Let's Learn Kanji: An Introduction to Radicals, Components and 250 Very Basic Kanji (Kodansha's Children's Classics) | Yasuko Kosaka Mitamura, Joyce Mitamura. I really enjoyed this book and have already told so many people about it!