Guruguru Pon-chan Okawari by Ikezawa Satomi, feat. in Kindan no Koibito
With a miraculous invention, a small dog (male chihuahua) turns into a human! This is the interesting story of Sakura (human female) and a chihuahua living together!
Oh, and the chihuahua gets jealous when Sakura is arranging a date by phone with a guy so he flying kicks it out of her hands. CHIHUAHUA CELL PHONE KICK!!