Keuchi Hiroyasu

A world where everything is decided by baseball. In order to defeat the Beanball that took his father's life, the main character, Vesbol, travels day and night to the "Baseball Kingdom" where only top-notch butlers (baseball players) who have reached uniform number 100, where he is said to be, gather. It was a baseball game! The baseball game in this work is basically 1vs1 between the pitcher and the batter, and both are played first and second. The uniform number on the back is a point system, and if you win the game, you can freely take away the opponent's points (Basically, you take all the points, but Vesbol sometimes leaves some for the opponent). It can also be used as a substitute for money.

The main character, Kannin Manten (nicknamed "Kannin"), a 6th grade boy who attends Hanamaru Elementary School, is an honor student who keeps getting perfect scores in tests. However, the reality is that he continued to get perfect scores on all cheats, and he used cheat tools called "Cheat Goods" and the help of his grandfather and partner, Grandpa Mac (real name "Mantenmaku Kintaro"). Use it to fight against various fierce people such as tests, quiz competitions, teachers and groups trying to find out cheating. Yui Uenomori, the heroine whom Kannin has feelings for, Sub (real name "Saburo Ichino"), who claims to be Kannin's number one disciple, Kannin's homeroom teacher, Kinpure Kaneuchi, and Kannin's rival. We will also deepen our relationship with people such as Raiba Ryu, who calls himself.