On July 3, 2013, it was stated that the title track of Secret Garden was to be named "No No No" in a preview of their upcoming music video for their song.

[4] "No No No" highlighted Apink's clean and pure image, a healing song that will appeal across all ages and genders.

[5] Chris Choi from MTV commented "With all the ultra sexy releases we’ve been getting this summer, “No No No" feels like a breath of fresh air.

"[6] On August 4, Apink held their first Japanese showcase at Siganawa Stellar Ball in Tokyo in front of music industry figures, reporters and around 2,000 chosen fans.

[5] The song blends the sound of funky guitar rhythm and string melodies that are perfect for the Spring season.

[5] Jeff Benjamin of Billboard put the song in the bubblegum pop genre, and noted its "unexpected, but much welcomed, funky dance sections".

[5] In an interview with Excite, Hayoung said, "This is a song that can give strength to various people, be it family, lovers or friends.

"[11] On July 5, 2013, the original version of the music video was released simultaneously on both A Cube's and CJ E&M's YouTube channel.

[13] The music video has a colorful set, and the Apink members can be seen playing together with cupcakes, balloons and flowers in a birthday party.

In this video, the full choreography for the song is shown, and there are no individual close-up shots or special effects.

[16] On October 7, Apink performed the song at the 2013 Hallyu Dream Concert Special in front of 14,000 people, including 3,000 K-pop fans from overseas.