Nihei Tsutomu (弐瓶 勉) is a Japanese manga artist whose style often portrays large structures in black and white, influenced by his studies in architecture prior to drawing.

His serialized works include:

• Blame!
• NOiSE, a prequel to Blame!
• Biomega
• Abara
• Sidonia no Kishi (Knights of Sidonia)
• Ningyou no Kuni (Aposimz)
• Tower Dungeon

Official Homepage: http://toahi.net/ ("Toha Heavy Industries")