Place it at the opening of an introduction edit, before any reply or reaction, then follow it with the WhatsApp message chime to signal that a conversation is starting, and keep a laugh or greeting-style clip nearby for the reply that follows.
O tym dźwięku
This clip is a clear spoken Japanese greeting, 'Yoroshiku onegaishimasu,' delivered in a polite, upbeat voice over about seven seconds. It feels warm, respectful and a little playful, like a friendly introduction that puts the other person at ease right from the start.