Sanyo is a Japanese optics company, who are producing Laser diodes, especially Sanyo IR Laser Diodes. However Sanyo doesn’t sell the laser diodes directly, most of the Sanyo Laser Diodes are sold by Sanyo distributors.
There are some Sanyo Laser Diodes distributors:
Sanyo Laser Diodes – BeamQ. They’re selling 780nm 785nm IR sanyo laser diodes.
thorlabs DL5146-251 – Sanyo Laser Diode, 405nm, 35mW.