How do i get media subtitler to subtitles in japanese?

[princeruben00]

ok so i finally convinced my Japanese friend to watch a movie in english with Japanese subtitles instead of a dubbed version and stardust is the one he chose but when i try to subtitle it in japanese with media subtitler for him the subtitle turns from this あるとき哲学者が尋ねた： to this ‚‚é‚Æ‚«“NÅ wŽÒ‚ªq‚Ë‚½F why? and how do i fix it? i think its because my computer can't read Japanese but im not sure help! and keep the solution simple please
thank you