Do not give up!b In our class, the arm wrestling is extremely fashionable. But I hate myself. Its all over the place. One day, I decided to do the armchairs contest in half! Now what? ... ? b Happy Bookshelf series tenth book. It is a fairy tale about a childs process of overcoming his weaknesses and growing himself. We are in the process of going through the process of preparing for the arm melee tournament with the boy, Jun, who is always jealous of semi-kids because of his weak physical strength. With the help of the teachers faith and support from the teacher, you can enjoy an unexpected change of self-confidence.