[10] The repetitive onomatopoeic phrases were designed as a "riddle format" to intrigue listeners and enhance the song's appeal.
In a statement regarding the abstract lyrics, E-Tribe explained: "I used the hook technique to turn the song into a sort of riddle.
The song's official music video premiered on December 1, 2010, the same day as the album's release, on South Korean media player GOMTV.
The music video features costumes and gestures (patting their hands over their mouths, finding a young man (No Min-woo) who crashed there and tying him to a stake, and living in teepees).
In a review by Jeong Ho-jae, a critic from the newspaper The Dong-A Ilbo, He describes it as featuring addictive hooks, experimental arrangements, and enigmatic lyrics that embody audacity and creativity.
While praising "Yayaya" for its unique approach and striking visuals, including Indian-inspired costumes, he critiques the excessive use of electric sounds, chaotic structure, and reliance on the "hook song formula".
The choreography and performance style, although engaging, drew mixed reactions and sparked memes, illustrating the risks associated with pushing creative boundaries.
[16] In a more positive review, Young-woong from StarNews praises the song's sophisticated feel, highlighting the tension created by jungle-like Indian sounds and mechanical vocals over a fast drum beat.
She also highlights the alternation between the members' cute and sexy voices, combined with the rap in the bridge, which adds energy to the track.
She further notes that the lyrics, expressing a girl's emotions in love, and the repetitive hooks intensify the excitement, making it a standout dance song.
[16] In 2021, KKBox Hong Kong included "Yayaya" in their list of the Best classic K-pop songs of 2010 praising its style and dance.