is this a manga? http://4.bp.blogspot.com/-sn3095pxbwM/U5QMPxiprvI/AAAAAAADyYg/IELPsSFMOZQ/s1600/%23Obsession+Credits.jpg
Don't know if it's a manga, but I feel this is just an illustration by Hirotaka Kisaragi. Might be wrong, though.
is this a manga?
http://4.bp.blogspot.com/-sn3095pxbwM/U5QMPxiprvI/AAAAAAADyYg/IELPsSFMOZQ/s1600/%23Obsession+Credits.jpg