Kasumi Momochi (百地 霞 Momochi Kasumi?) is MomoNinger (モモニンジャー Momo Ninjā?, Pink Ninja), who is known as The Smart Ninja (頭脳の忍者Zunō no Ninja?), the Pink Ranger of the Ninningers. She is nicknamed Sister Kasumi (カスミ姉 Kasumi nee?) by Yakumo.