Place it at the very start of a clip to open the scene, then follow it with a big cheer once the greeting lands. Keep it as the opening beat before any dialogue or action, so the hello sets the tone for everything that follows.
À propos de ce son
This is a very short voice clip of Reimu saying 'Konnichiha', the Japanese word for hello, in a bright, friendly tone. It lasts under a second and feels warm, polite and instantly welcoming, like a cheerful greeting from an anime character you already know.