Male. He is incredibly mischievous and loud. He is best friends with Kazama and has the social skills to befriend anyone. His thick, bold eyebrows are his trademark. He is a total handful with an unpredictable charm. He loves beautiful women and will rush over the moment he sees one. He is a fan of the robot anime "Action Mask," likes Gundam, and loves pudding. He is a member of the Kasukabe Defense Group.

Male. He is calm but has a playful side. Although he finds Shin-chan annoying, he is a true friend who can be leaned on in hard times. He wants to appear mature and treats childish things with disdain, but in reality, he is a die-hard fan of the magical girl "Moe-P." When he likes someone, he takes care of them and tends to be the one to confess first. He is perceptive, intelligent, and comes from a wealthy family. He is a member of the Kasukabe Defense Group. He has a crush on Suzie. He is the most exemplary student and the most handsome member of the group.

Male. He cries a lot and is a coward. He is terrified of Nene and feels like her servant. The other kids tease him by saying he looks like a rice ball. He is close with Shin-chan and is a member of the Kasukabe Defense Group. His grades seem average. When he likes someone, he doesn't know what to do and makes his feelings incredibly obvious (though not intentionally).

Male. He is a boy who always has a runny nose. He has a relatively good personality and is very quiet. His intelligence is slightly above average. He loves stones very, very, very much. His hobby is collecting stones of various and unique shapes. If he likes someone, he will give them a stone as a gift. He is a member of the Kasukabe Defense Group.

Female. She feels like the boss of the Kasukabe Defense Group. She constantly forces the group to play "Real House" (playing house with adult drama), to the point of giving the other kids PTSD. She is prickly and has a lot of anger. When she gets furious, she beats her stress-relief rabbit doll or tears at it. She is a member of the Kasukabe Defense Group.