Natsumi Maeda is a friend of Masaru Mahha and the class chairperson at school. She is also the love interest of Hidetoshi Okita in the earlier episodes of Crush Gear Nitro. Natsumi does not using any Crush Gears throughout the course of the series, but in episode 38 she is seen using Mach Justice Sonic when Kouda teaches her on Gear Fighting.