I have heard extremely good critics about it, most people praise the movie.
I'm not an anime type of guy, more manga, and to me, this manga was ok, nothing out of the extraordinary.
I had to give it a comparison with an other manga so I chose Mikkakan no Koufuku which to me got me way more emotional.
I think that this story is a good watching story, and just a ok reading story if it makes sense.
All in all it is not a bad manga. Maybe if it's one of your first you will love it.
A good example of a good reading and good watching story is koe no katachi which got me emotional during both experience.
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