LOL! (Meisa Kuroki song)

The song was used in commercials for Kit Kats in Japan, in 2010.^[1] Kuroki set up an official Twitter account, https://twitter.com/Meisa_Kuroki, on September 7 in promotion for the single.^[4] Originally, Kuroki intended to only use the Twitter account for a month, until October 7,^[4] however is currently still using the service. She promoted the single with two handshake events on October 9 held on the same day, one in Shinjuku, Tokyo and one in Nishinomiya.^[5]

Kuroki appeared on TV shows Music Lovers, Music Japan and Sakigake! Ongaku Banzuke Eight in promotion of the event.^[6] She also appeared on radio shows on Tokyo FM, most notably Love Connection four times throughout October.^[6] Kuroki was featured in many magazines to promote the single, such as 25ans, Floor, Nikkei Magazine, Gyao Magazine, Ori Star, Sweet and WWD Japan.^[6][7]

The music video was directed by Shigeaki Kubo.^[8] It was initially aired on the internet on September 11, for a limited period of 24 hours.^[9] The video features Kuroki in a summery room, reclined on the floor reading a magazine, along with several other girls. Interspersed with these scenes are Kuroki and two back-up dancers in a monochrome room, as well as scenes inside a red cluttered room, in which Kuroki stands in a bath-tub. Occasional 3D speech bubbles appear with the lyrics of the song around Kuroki, as well as other computer graphics.