So, to answer the question: yes, Hidan no Aria manga continues from the anime, which is an adaptation to the original light novel. The anime ends at volume 3 of the light novel, which is around volume 8-9 of the manga.
Who is the MC in Hidan no Aria?
Kinji Tohyama Family. Kinji Tohyama (遠山 キンジ, Tohyama Kinji?) is the main male protagonist of the Hidan no Aria series. He was a Rank-E Inquesta student at Tokyo Butei High School prior to his retirement.
Is Aria the Scarlet Ammo a harem anime?
Pretty good for an action reluctant hero with hidden power and tsundere plus light harem.
What can I watch Hidan no Aria on?
Watch Aria: The Scarlet Ammo Streaming Online | Hulu (Free Trial)