The containing folder and all folders above it in the file path must be named with ASCII characters only. After unzipping the downloaded file, rename files and folders. (Click on the button in the center of the page. Where to download beamman's Water Effect for MikuMikuDance: Tutorial: beamman's Water Effect for MMD1. Pls, notice: Hogarth-MMD had altready published a nice tutorial and a working translation as well. The girl shown in the preview of course is NOT included You can download the original effect here: w.atwiki.jp/beamman/ THIS IS JUST A TRANSLATED ENGLISH VERSION OF BEAMMAN'S WATER EFFECT IMPORTANT: I AM NOT THE AUTHOR, DON'T CREDIT ME!