HGS

 (エイチジーエス) was a three-member Japanese idol group formed in April 2014.

They made their debut with the release of their first single Miniyon☆Papiyon, released on April 16, 2014.

They ceased activities in late 2014.

Members

 * Horiuchi Marina (堀内まり菜) as Kayama Licca (香山リカ; Pink )
 * Taguchi Hana (田口華) as Aoi Tsubasa (蒼井ツバサ; Blue )
 * Notsu Yunano (野津友那乃) as Oshima Misaki (大島ミサキ; Purple )

Singles

 * 1) [2014.04.16] Miniyon☆Papiyon (ミニヨン☆パピヨン)
 * 2) [2014.07.16] ONE CHECK SWEETNESS
 * 3) [2014.08.02] Miniyon☆Papiyon / ONE CHECK SWEETNESS