Sarutobi Ecchan

(from ebookjapan):
A funny transfer student, Etsuko Sarutobi, has arrived at Miko and Momo's elementary school! Etsuko is very nimble and strong, and she is able to fend off pranks from a group of rambunctious kids with her mysterious powers, and before you know it, she is popular throughout the school! Miko, Momo, and Ecchan are three good friends in this slapstick everyday comedy! This is a collection of the serialized story "The Odd, Odd, Odd, Odd Girl" (Okashina Okashina Okashina Anoko) from "Weekly Margaret" with a new title.