TGCS-6701: Boku wa Tomodachi ga Sukunai Drama CD Kinjirareta Asobi

[whatkind]

It seems the display name of anime tile 僕は友達が少ない should be matched to one.
And why did Japanese postposition(ha/ga) get to noun?

TGCS-6701 Boku wa Tomodachi ga Sukunai Drama CD Kinjirareta Asobi May 25, 2011
TGCS-6899 Bokuha Tomodachiga Sukunai Assort CD1 Jan 13, 2012
TGCS-6901 Bokuha Tomodachiga Sukunai Assort CD2 Feb 22, 2012
TGCS-6903 Bokuha Tomodachiga Sukunai Assort CD3 Mar 21, 2012
ZMCZ-8373 Bokuha Tomodachiga Sukunai NEXT Original Soundtrack Mar 27, 2013
ZMCZ-7465 Bokuha Tomodachiga Sukunai Original Soundtrack Dec 21, 2011
ZMCZ-8797 Bokuha Tomodachiga Sukunai Vocal Collection Aug 28, 2013