Complex sentence: An excerpt of the clip was reposted by a Japanese YouTube channel, catching the attention of Japanese internet users due to her perceived cuteness; the video later also went viral China, with coverage from national Chinese news outlets.
Split into simpler sentences: An excerpt of this was reposted by a Japanese YouTube channel, leading to her catching the attention of Japanese internet users because of her perceived cuteness. The video went viral in not only Japan, but also China, with coverage from national Chinese news outlets.