There is more than one artist with this name:
1) TUBE (チューブ; chūbu) is a popular music group from Japan. This group released most of its songs in April to July earning the famous phrase, "Summer comes with TUBE".
2) Tube is the name of a trance producer from Israel, member of the Chemical Crew - the Skazi's project.
Tube is Pini Alon, a talented 29 year old producer and artist from Israel. Tube is rennowned for his unique style that can be described as dark, deep and powerful and psychdelic trance. .
