"Lose Your Mind" is BoA's 24th Japanese single. Alongside the title track is one B-side, "Smile Again". Lose Your Mind was released on December 12, 2007.

Music video

The music video features BoA

BoA

Boa Kwon , commonly stylized and known by her stage name BoA, which is a backronym for Beat of Angel, is a Korean singer, active in South Korea, Japan, and the United States and sometimes referred to as the "Queen of Korean Pop Music"....

 as a supermodel on the catwalk. She and two other female backup dancers start dancing on the catwalk and are joined by three male dancers. The music video also shows BoA

BoA

Boa Kwon , commonly stylized and known by her stage name BoA, which is a backronym for Beat of Angel, is a Korean singer, active in South Korea, Japan, and the United States and sometimes referred to as the "Queen of Korean Pop Music"....

 in a short black wig. Yutaka Furukawa from Doping Panda

Doping Panda

Doping Panda is a Japanese rock group. They are part of Sony Music Japan's gr8 records! division, which includes bands such as Orange Range, Uverworld and Boom Boom Satellites. They released their first album "Performation" in 2001, and a second "WE IN MUSIC" in 2004. In 2005, Doping Panda released...

 also makes an appearance in the music video, playing the electric guitar. BoA

BoA

Boa Kwon , commonly stylized and known by her stage name BoA, which is a backronym for Beat of Angel, is a Korean singer, active in South Korea, Japan, and the United States and sometimes referred to as the "Queen of Korean Pop Music"....

's three outfits in the music video are a huge contrast to each other. She and her backup dancers are featured wearing black clothes. Later in the music video they are all wearing more casual clothes.

CD

1. Lose Your Mind (featuring Yutaka Furukawa from Doping Panda
   Doping Panda
   Doping Panda is a Japanese rock group. They are part of Sony Music Japan's gr8 records! division, which includes bands such as Orange Range, Uverworld and Boom Boom Satellites. They released their first album "Performation" in 2001, and a second "WE IN MUSIC" in 2004. In 2005, Doping Panda released...
   
   )
2. Smile Again
3. Lose Your Mind (featuring Yutaka Furukawa from Doping Panda) (Instrumental)
4. Smile Again (Instrumental)

Live performances

• 2007.11.24 - Music Fair 21
• 2007.12.07 - Music Station
• 2007.12.15 - Music Japan
• 2007.12.16 - CDTV

Oricon Sales Chart (Japan)

Release	Chart	Peak Position	Sales Total	Chart Run
12 December2007	Oricon Daily Singles Chart	5
	Oricon Weekly Singles Chart	6	28,128	4+
	Oricon Monthly Singles Chart
	Oricon Yearly Singles Chart

• +/- (still charting)