Information:
This group was formed by Oda Kazumasa and Tortoise Matsumoto in order to write a support song for the Japanese team in the 2008 Olympic games. The group is composed of many well known and popular artists. Here are some of the details surrounding each of the individual artists involved in this group:

Atari Kousuke - Solo artist
Okahira Kenji - Vocalist/Guitarist for rock group 3B LAB.*S, as well as a solo artist
Oda Kazumasa - Former vocalist of Off Course, solo artist
Satou Chikuzen - Vocalist/Guitarist/Keyboardist for the group Sing Like Talking, as well as a solo artist
Satou Yoshiyuki - Guitarist and music producer
Tortoise Matsumoto - Vocalist for the rock group Ulfuls, and occasionally a solo artist
Hirahara Ayaka - Solo artist
Fujii Fumiya - Former vocalist of Checkers, solo artist
Bonnie Pink - Solo artist
Matsu Takako - Solo artist
Miyazawa Kazufumi - Vocalist for The Boom and Ganga Zumba, as well as a solo artist