More artists participating in Tackey & Tsubasa's new album "TRIP & TREASURE TWO" have been revealed. 

In the last announcement, it was reported that Yokoyama Ken (Crazy Ken Band), Yamada Hiroshi, Yoshida Yamada, and tofubeats are collaborating with the duo for the album. The artists who have been announced at this time are Mochida Kaori (Every Little Thing), Charan Po Rantan, and Matsui Goro. 

The upcoming album is the sequel to their collaboration album "TRIP & TREASURE" which was released back in 2011. "TRIP & TREASURE TWO" will be released on December 2nd. 

Source: natalie
Thanks to minlilin for the tip!