Bonus DVD

Vocals

• Hitomi Yoshizawa
  Hitomi Yoshizawa
  is a former leader of the pop group Morning Musume and current member of the duo Hangry & Angry as Hangry. She is the current leader of the Hello! Project futsal team Gatas Brilhantes H.P...
  
   – except tracks 5, 9 and 10
• Ai Takahashi
  Ai Takahashi
  is a Japanese pop singer formerly associated with Hello! Project, and best known as leader of Morning Musume and Hello!Project until 2011, and former member of its popular subgroup, Mini Moni...
  
   – except tracks 5 and 10
• Risa Niigaki
  Risa Niigaki
  is a fifth generation member and current leader of the Japanese pop group Morning Musume. She joined Morning Musume in 2001 along with Ai Takahashi, Asami Konno and Makoto Ogawa. She grew up in Yokohama after moving there at age six. As of 2009, she was the longest-serving sub-leader of Morning...
  
   – except tracks 5 and 10
• Miki Fujimoto
  Miki Fujimoto
  , professionally known by her birth name , is a Japanese pop singer and television actress. After failing the audition to join girl group Morning Musume with the fourth generation members, Fujimoto debuted as solo artist within Hello! Project in 2002 with the single "Aenai Nagai Nichiyōbi"...
  
   – except tracks 5 and 10
• Eri Kamei
  Eri Kamei
  was a member of the Japanese pop group Morning Musume. She joined in late 2003 as a sixth generation member along with Miki Fujimoto, Sayumi Michishige, and Reina Tanaka. She graduated on December 15, 2010 in Yokohama Arena along with Junjun and Linlin....
  
   – except tracks 9 and 10
• Sayumi Michishige
  Sayumi Michishige
  is a sixth generation member of the J-pop group Morning Musume and has the third longest tenure of any member in the group ....
  
   – except tracks 5 and 9
• Reina Tanaka
  Reina Tanaka
  is one of the sixth generation members of the J-pop group Morning Musume. Her professional first name is spelled in hiragana to distinguish her from the Japanese actress Rena Tanaka, whose name is spelled using the same kanji , who is similarly from Fukuoka Prefecture.- Biography :Tanaka auditioned...
  
   – except tracks 5 and 10
• Koharu Kusumi
  Koharu Kusumi
  , is a former J-pop singer and voice actress, and currently a model. She joined Morning Musume as the only seventh generation member and as the youngest soloist to debut in Hello! Project, being only twelve years old when she joined. Before she joined Morning Musume, she was the captain of her...
  
   – except tracks 5 and 9
• Aika Mitsui
  Aika Mitsui
  is a member of the J-pop group Morning Musume, joining as a member of the eighth generation from the audition in Japan during December 2006. Mitsui's audition process was documented during the late 2006 episodes of Hello! Morning...
  
   – except tracks 2, 6, 7, 8 and 10
• Asami Konno
  Asami Konno
  , born May 7, 1987, is a Japanese pop singer, best known as former fifth generation member of the all-girl Japanese pop group Morning Musume. She joined the group in the August 2001, along with fellow fifth generation members Ai Takahashi, Makoto Ogawa, and Risa Niigaki.- Biography :Konno joined...
  
   – tracks 6 and 7, uncredited
• Makoto Ogawa
  Makoto Ogawa
  is a Japanese pop singer and actress best known as a former member of Morning Musume. She joined the group in August 2001 along with fellow fifth generation members Ai Takahashi, Risa Niigaki, and Asami Konno.Ogawa is currently a member of Dream Morning Musume....
  
   – tracks 6 and 7, uncredited
• Tsunku
  Tsunku
  , better known professionally as , is a prolific Japanese record producer, songwriter, and vocalist.He is best known for having two major roles in the Japanese music landscape: first as the lead singer of the popular rock group Sharam Q, and now as the producer, primary composer, lyricist and main...
  
   – chorus
  Chorus effect
  In music, a chorus effect occurs when individual sounds with roughly the same timbre and nearly the same pitch converge and are perceived as one...
  
   (tracks 2, 4, 6, 9, 10, and 11)
• Hiroaki Takeuchi – chorus (tracks 1, 2, 3, 4, 6, 7, 10, and 11)
• Chino – chorals (tracks 5 and 9)

Arrangers

• Hideyuki "Daichi" Suzuki – tracks 1 and 2; programming
  Programming (music)
  Programming is a form of music production and performance using electronic devices, often sequencers or computer programs, to generate music. Programming is used in nearly all forms of electronic music and in most hip hop music since the 1990s. It is also frequently used in modern pop and rock...
  
   and guitar
  Guitar
  The guitar is a plucked string instrument, usually played with fingers or a pick. The guitar consists of a body with a rigid neck to which the strings, generally six in number, are attached. Guitars are traditionally constructed of various woods and strung with animal gut or, more recently, with...
  
  
• Shōichirō Hirata – track 3; programming
• Hiroshi Matsui – track 4 and 11; programming and keyboards
  Keyboard instrument
  A keyboard instrument is a musical instrument which is played using a musical keyboard. The most common of these is the piano. Other widely used keyboard instruments include organs of various types as well as other mechanical, electromechanical and electronic instruments...
  
  
• Yuichi Takahashi
  Yuichi Takahashi
  is a Paralympian athlete from Japan competing mainly in category T11 long distance events.Yuichi took part in the 5000m, 10000m and marathon in the 2004 Summer Paralympics winning the T11 marathon. In the 2008 Summer Paralympics he attempted to defend this title but only managed to finish...
  
   – tracks 5 and 6; programming and guitar
• Kōichi Yuasa – track 7; programming
• Akira – track 8; programming
• Takashi Morio – track 9; programming
• Shunsuke Suzuki – track 10; programming and guitar

Instruments

• Yoshinari Takejō – tenor saxophone
  Tenor saxophone
  The tenor saxophone is a medium-sized member of the saxophone family, a group of instruments invented by Adolphe Sax in the 1840s. The tenor, with the alto, are the two most common types of saxophones. The tenor is pitched in the key of B, and written as a transposing instrument in the treble...
  
   (track 2)
• Kōji – guitar (tracks 7 and 9)
• Akio Suzuki – saxophone
  Saxophone
  The saxophone is a conical-bore transposing musical instrument that is a member of the woodwind family. Saxophones are usually made of brass and played with a single-reed mouthpiece similar to that of the clarinet. The saxophone was invented by the Belgian instrument maker Adolphe Sax in 1846...
  
   (track 11)
• Kōichi Korenaga – guitar (tracks 4 and 11)

Oricon Rank and Sales

External links

• Sexy 8 Beat entry at Up-Front Works official website
• ThePPN: Sexy 8 Beat