Put it at the very start of an edit, just before the first action, then follow it with Yaaaay Cheer once the plan begins, and save a reaction sound for the first surprise or mistake that follows.
Sobre este som
This is a short Japanese voice clip, lasting about two seconds, in which an energetic voice says 'Let's ... yarimashou!' with a playful, rising delivery. It feels upbeat and encouraging, like a cheerful invitation to begin something together. The clip comes from HikakinTV.