Easy Japanese program from NHK World which is the Japan's national public broadcasting channel.
You may also download all at once the complete lessons by mp3 audio and pdf textbooks at:
Learn Japanese for free on Youtube channel
Learn Japanese Lesson #1 to #26
more videos (click to see playlist lesson#1 to lesson#26)
NHK Japanese Lessons (uploaded by sepeh3st)
Japan Easy lessons
https://www.youtube.com/watch?v=A_2LQ6rSLgk (click to see playlist lesson#1 to lesson#20)