is the 9th single by Berryz Kobo. It was released on November 23, 2005 by Up-Front Works' Piccolo Town

Piccolo Town

Piccolo Town is a Japanese record label owned by Up-Front Works, a Japanese entertainment management company. The label is handled by King Records. It is home to artists such as Berryz Koubou, and v-u-den. Former Piccolo Town artists include ZYX, Aa!, Sayaka Ichii, Maki Goto, and Gomattou....

 label, as well as a version by Marvelous Entertainment, which featured a slightly different track listing. Abbreviated as "Gag100".

Details

• Main vocalist: Momoko Tsugunaga
  Momoko Tsugunaga
  is a J-pop singer. Her career began in 2002 when she successfully auditioned for the Hello! Project Kids followed by 15 other girls, and was selected as one of the eight members of Berryz Kobo. Since then, she has continued to sing in that group and has become a part of three smaller groups...
  
  
• Minor vocalists: Miyabi Natsuyaki
  Miyabi Natsuyaki
  is a Japanese pop singer. Her career began in 2002 when she passed the audition for Hello! Project Kids, an all-female adolescent pop group under Hello! Project...
  
  , Risako Sugaya
  Risako Sugaya
  is a Japanese pop singer, idol, and a member of Japanese musical group Berryz Kobo.- History :In 2002, Sugaya successfully passed the Hello! Project Kids Audition...
  
  
• Center: Momoko Tsugunaga
  Momoko Tsugunaga
  is a J-pop singer. Her career began in 2002 when she successfully auditioned for the Hello! Project Kids followed by 15 other girls, and was selected as one of the eight members of Berryz Kobo. Since then, she has continued to sing in that group and has become a part of three smaller groups...
  
  

Used as the ending theme of Pretty Cure

Pretty Cure

is a Japanese magical girl anime metaseries created by Izumi Todo and produced by ABC and Toei Animation. The first program Futari wa Pretty Cure debuted in 2004 and has continued with sequels and spinoffs into the current series Suite PreCure♪ airing in 2011 as part of Asahi Broadcasting...

 Max Heart Movie 2.

Due to Maiha Ishimura

Maiha Ishimura

is a former member of Hello! Project Kids and Berryz Kobo. In 2002, Maiha successfully passed the Hello! Project Kids Audition. On October 2, 2005, Ishimura graduated from Berryz Kobo and Hello! Project at the Tokyo Kōsei Nenkin Kaikan, to finish her education full-time...

's graduation, this was the first Berryz Kobo single to feature only 7 members.

Piccolo Town Edition

1. 
   (Composition and Lyrics: 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...
   
   , Arrangement: 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...
   
   )
2. 
   (Composition and Lyrics: 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...
   
   , Arrangement: Takao Konishi, Song: Berryz Kobo & Mari Yaguchi
   Mari Yaguchi
   , known professionally by her birth name of is a Japanese pop artist and former member of Hello! Project. She is a former member of Morning Musume and Tanpopo, one of its first sub groups, and also founded Minimoni...
   
   )
3. "Gag 100-Kaibun Aishite Kudasai" (Instrumental)

Marvelous Entertainment Edition

3. "Crystal"
4. "Gag 100-Kaibun Aishite Kudasai" (Original karaoke)
5. "Crystal" (Original karaoke)