Kage Kara | Mamoru-
To the outside world, Mamoru is a lazy, unkempt, nerdy boy with messy hair and thick, spiral-lensed glasses who is terrible at sports. However, the moment Yūna is in danger, Mamoru casts aside his disguise. He dons his sleek ninja suit, removes his glasses, and transforms into a highly skilled and competent ninja, ready to use his mastery of ninjutsu to protect her from any threat.
The franchise expanded into a manga adaptation and, most notably, a . Airing on TV Tokyo from January 7, 2006, to March 25, 2006, the anime was directed by Yoshitaka Fujimoto and produced by the animation studio Group TAC. For those in the West, the series was eventually licensed by Sentai Filmworks in 2015 and released digitally and on home video under the title Guardian Ninja Mamoru . Kage kara Mamoru-
Produced by Group TAC—the studio behind classics like Black Jack and Flint the Time Detective —the anime spans 12 episodes. Visually, the series is a time capsule of 2006 animation. It utilizes a vibrant, warm color palette, soft character designs, and expressive, exaggerated facial animations during comedic segments. To the outside world, Mamoru is a lazy,