Little Kunoichi the Ninja Girl by Sanae Ishida (2015)
Little Kunoichi, a young ninja in training, is frustrated. Inspired by tiny Chibi Samurai’s practice and skills, she works harder than ever and makes a friend. Together, they show the power of perseverance, hard work, and cooperation when they wow the crowd at the Island Festival. Ninja skills don’t come easily to Little Kunoichi. She needs determination—and a special friend—to unleash her power!