Started as a limited period unit called Call Me in fall 2014.
It changed to new formal band ペンタゴン(pentagon) after their one-man live 没 at Ikebukuro EDGE on December 13th when Gt.拓-taku- & Dr.篤輝-atsuki- officially joined the band.
Vocal: Chizuru (千吊) (ex-monodole, DewmeL, regalia (as mizuki), Call Me)
Guitar: TAKU (拓) (ex-Mustema†Dorcheme, LucaRia, Call Me (support))
Guitar: Yutori (ゆとり) (ex-vanquish, METEOROID)
Bass: Minpha (眠花) (ex-F@NNY, regalia (as 鈴-rin-), Call Me)
Drums: Atsuki (篤輝) (ex-Call Me (support))
Call Me Members:
Guitar (support): taku
Drums (support): murasaki