Team Dekaris was a previos sub-unit where Yui and Kaori have been part of. In fact, YuiKaori are a Team Dekaris sub-unit, but they had much more success, becoming the official sub-unit of HAPPY!STYLE.
HAPPY!STYLE.== History ==
The unit was formed to promote the video game Tetris Dekaris (SEGA). They relased one album, Koi no Dekaris , and have been inactive.
[2009.12.17] Koi no Dekaris (恋のデカリス)