Stick to official platforms combined with a VPN for the safest, highest-quality viewing experience.
If you're looking for specific voice actor info or want to find legal streaming options in your region, let me know and I’ll help further. big hero 6 japanese dub link
You can find the Japanese version of Big Hero 6 on Amazon, though it is often restricted to the Amazon Japan store or sold as an imported "MovieNEX" Blu-ray/DVD combo. Stick to official platforms combined with a VPN