Okay, so it's ACTUALLY a bunch of styrofoam packing peanuts hitting the lid of a cardboard box, but "ball pit" was what I was going for. YMMV! Recorded for the visual novel, "Cat President".<br/>走出一個球坑<br/>聲道：1<br/>類型：ogg<br/>ball-pit、styrofoam、pit、packing-peanuts、peanuts、cardboard-box、ball、box<br/>球坑、發泡膠、坑、包裝，花生、花生、紙板箱、球、框<br/>資料來源：freesound ( https://freesound.org )