x object is all white, you should have a black background to see it clearly. x file is named Water2_hi.x, then its companion. x file has the same name as its companion. For some reason MME effects does not seem to tolerate Japanese or other non-ASCII characters in the names of files and folders (strangely). 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!