YouTube Channel https://www.youtube.com/user/yasumato/videos ( New research「Fluidized Bed Interface」 https://youtu.be/UKTyXc6qeAU ) AquaTop Display is a projection system that uses white water as a screen surface. This system allows the user's limbs to freely move through, under and over the projection surface. Using the unique characteristics of fluid, we propose new interactions methods