Motoichi Kumagai, Japanese photographer and illustrator (d. 2010)
Motoichi Kumagai (熊谷 元一, Kumagai Motoichi, 12 July 1909 – 6 November 2010) was a Japanese photographer and illustrator of books for children, known for his portrayal of rural and school life. He has illustrated numerous children's books, books containing his photography, and other works. His works have won prizes, beginning with a photography prize from the Mainichi Shimbun in 1955.

He is sometimes credited as Motokazu Kumagai or Motoiti Kumagai.