Some of these Japanese animation movies would be suitable for little children, however since a growing majority of adult viewers started watching the movies make more mature and with more mature scenes that little children could not watch. However they also started creating more family oriented movies that the whole family and not just kids or adults could watch.
Since the movies were animated it was easier for the creators of the Japanese animation movies to be creative and go all out with art and the drawings. You could find that the movie was very imaginative and full of fantasy. It was easier for the movie director to make a story work because it was animated and all the olden Japanese stories of vampires and all other creatures were easily created and made for entertaining movies. Another key figure in Japanese animation would be the samurai and his sword. Many of the movies featured samurai warriors and the funny thing was that they were warriors of the past in the future is actually quite interesting to watch.
Many of the animation was like a work of art and the work of Japanese calligraphy and Japanese painting also came into play in creating most of the qualities of the animation style. If you are looking for animated Japanese movies then you can always get them from the internet and they are quite interesting to watch.