Momoko Akatsutsumi (赤堤 ももこ Akatsutsumi Momoko) primarily known by her hero name Hyper Blossom (ハイパー・ブロッサム Haipā Burossamu), is the first member and self-proclaimed leader of the Powerpuff Girls Z team. Her signature color is pink, and she is represented by hearts.
Momoko is a bit boy-crazy, given to crushes and romantic fantasies, and is also an otaku. She is very familiar with the mahou shojo genre, along with some typical anime/super sentai concepts and is regarded as a "otaku" in school.