Welcome to the Org, and congrats on your first video!

. Not bad for your first attempt

. Here is a guide on sync that I feel all new editors should check out and read a few times
http://www.animemusicvideos.org/forum/v ... =2&t=92942 . And here is a really good video guide on flow by Vivifx
https://youtu.be/J5Jjxb6Lw7s . Checking them out will give you a lot of tips and tricks to help you in your future vids.
Oh and, I'd also recommend that you stray way from using footage that has subtitles in it. And if you absolutely can't find footage without them, then you can try zooming into your video to crop them off (but its usually not too hard to find non subtitled footage).