Name: Kazuo
Age: 24
Family: Little sister Kei
Personality: Kazuo is the leader of Mashin. He has an cold and pityless nature. Kazuo protects his little sister Kei allmost like a father. Kazuo can get allmost anyone to stiffen from fear by giving just one glance and you can generally say that if you ever get in Kazuo's way, you will regret it really fast.
Relationships: Kazuo and Eiji are dating.

Name: Eiji
Age: 22
Family: Younger twinsister Ena
Personality: Eiji is the neutralest member of Mashin that comes along with everyone. Eiji is from his radicalpersonality cheerful and he doesn't loose his mind very easily and he doesn't get angry from all most anything. Actually Kei tries to get Eiji mad very often but hasn't succeeded yet.
Relationships: Eiji and Kazuo are dating. Eiji likes specifically Kei from Mashin and these would be best friends if they didn't have so big age difference.

Name: Ena
Age: 22
Family: Older twinbrother Eiji
Personality: Ena's personality is very hard determine because her mood changes very often. Sometimes Ena can talk a lot and be happy and suddenly she sulks out of nothing and nobody knows why. Ena's favourite place is the roof of Mashin house and she is always in there when she feels like sulking or just to get away.
Relationships: Ena is really close to her brother and respects Kazuo very much.

Name: Yukiya
Age: 19
Family: Little sister Yukiko
Personality: Yukiya is very childish for his age. Yukiya is the fanny person who's never bored and he always find's something to do. Yukiya's shining personality get's everyone else but Kazuo to better mood.
Relationships: Kei and Yukiya do allmost everything together and they are maximum friends.

Name: Yukiko
Age: 15
Family: Yukiko is calm and quiet. She takes a minute to concider her every single move. She likes to hang with everyone else and especially with her twice older boyfriend Ryou.
Relationships: Yukiko doesn't get along with her big brother thought she cares for her very much. She admires Kazuo, Ryou and Eiji. Kei is Yukiko's dear friend and she tell's her all of her secret's thought she thinks that Keis personality is little too saucy.

Name: Kei
Age: 14
Family: Big brother Kazuo
Personality: Kei is the Mashin-lastborn and just got into the gang officially. She is absolutely the most irritating and stubborn person in Mashin. Kei is loud and really boyish. Kei uses usually brass knuckles when she's fighting and she loves to get caught nad make a hoolabaloo in the police station.
Relationships: Kei admires Kazuo more than anything else. Yukiya is one of Keis best friends.