Project M was the name of the collaborative development team for Metroid: Other M. Headed by Yoshio Sakamoto, the main development staff was made up of employees from Nintendo and Koei Tecmo's Team Ninja, while a third company, D-Rockets, was brought in to work on the game's cinematics; in total, Project M consisted of over 100 members.
- Nintendo, Team Ninja Collaborate on Metroid: Other M. The Escapist (June 2, 2009). Retrieved March 15, 2017.
- E3 2009: Metroid: Other M Heavy on Action and Story. IGN (June 4, 2009). Retrieved March 15, 2017.