Place it at the start of the entrance moment, just as he comes into frame, then follow it with a vine boom to underline the arrival and a short wow reaction once the group responds.
关于此声音
This is a 17-second standalone clip centred on the single name Kenji, made to be recognised at once and used as a quick callout. It feels direct and personal, like calling someone by name in the middle of a conversation, which gives it a playful, attention-grabbing edge without needing any extra context or explanation.