Sqwwch!
Schwwp!
*drip*
More onomatopoeia that I do not recognize but whose meaning can probably be inferred (original: "buryu! buryuu! boto").Schwop
Schwup
I'm not entirely sure how to translate this particular line, but it's almost certainly onomatopoeia for the noises of using these sex toys (original: "jupu jupu")."Hiigyuuuuugh!""Oniisamaaa...uunnhh...unh...don't push it in so deeppp..."*RAMMMM*"L, lookkk...ngh...some of them are coming outtt...This big toy, you can't use it skillfully...you're not handling it right, oniisama...ngh!"