Buster Bros!!! is a rap team from Ikebukuro consisting of the Yamada brothers.[1] Their leader is Ichiro Yamada, and their team songs are "Ikebukuro West Game Park", "Good Morning, Ikebukuro" (おはようイケブクロ, Ohayō Ikebukuro), and "Re:start!!!."And "IKEBUKURO WEST BLOCK PARTY" Their official color is red.[2]
Ichiro uses the name MC.B.B (pronounced "MC Big Brother"). He is 19 years old and the oldest of the Yamada brothers. While he's the leader of Buster Bros!!!, he used to be a member of The Dirty Dawg. His solo songs are "I am Ichiro" (俺が一郎, Ore ga Ichirō) and "Break the Wall."
Jiro uses the name MC.M.B (pronounced "MC Middle Brother"). He is 17 years old. His solo songs are "This Means War" (センセンフコク, Sensenfukoku) and "School of IKB."
Saburo uses the name MC.L.B (pronounced "MC Little Brother"). He is 14 years old and the youngest of the Yamada brothers, but is remarkably intelligent. His solo songs are "New Star" and "Requiem" (レクイエム, Rekuiemu).
Mad Trigger Crew is a rap team from Yokohama consisting of crime and military personnel.[1] Their leader is Samatoki Aohitsugi, and their team songs are "Yokohama Walker", "Shinogi (Dead Pools)", and "Hunting Charm.","Scarface" Their official color is blue.[2]
Samatoki uses the name Mr. HC (pronounced "Mr. Hardcore"). He is 25 years old and a high-ranking member of the Katen Family (火貂組, Katengumi), a yakuza clan. He is the leader of Mad Trigger Crew and used to be a member of The Dirty Dawg. He has a younger sister named Nemu. His solo songs are "G Anthem of Y-City" and "Gangsta's Paradise."
Jyuto uses the name 45 Rabbit. He is 29 years old and a corrupt police officer. His solo songs are "Bayside Smoking Blues" (ベイサイド・スモーキング・ブルース, Beisaido Sumōkingu Burūsu) and "Uncrushable."
Rio Mason Busujima (毒島 メイソン 理鶯, Busujima Meison Riō)
Rio uses the name Crazy M. He is 28 years old and half-American from his father's side. He is a former military officer. His solo songs are "What's My Name?" and "2Die4."
Fling Posse is a rap team from Shibuya, consisting of people from the art and entertainment industry.[1] Their leader is Ramuda Amemura, and their team songs are "Shibuya Marble Texture (PCCS)", "Stella", and "Black Journey.","とりま Get on the floor". Fling Posse was the winner of Second Rap Battle 2021. Their official color is yellow.[2]
Ramuda uses the name Easy R. He is 24 years old. He is the leader of Fling Posse and used to be a member of The Dirty Dawg. He is a fashion designer. His solo songs are "Drops" and "Pink-Colored Love" (ピンク色の愛, Pinku Iro no Ai).
Matenro (麻天狼, Matenrō) is a rap team from Shinjuku consisting of medical and office personnel.[1] Their leader is Jakurai Jinguji, and their team songs are "Shinjuku Style (Don't Make Us Laugh)" (Shinjuku Style~笑わすな~, Shinjuku Style ~Warawasuna~), "The Champion", "Papillon", and "Tomoshibi","シンクロ・シティ" Their official color is gray.[2] Matenro was the winner of the 2018 rap battles.[3]
Jakurai uses the name ill-DOC. He is 35 years old. He is the leader of Matenro and used to be a member of The Dirty Dawg. He is a doctor. His solo songs are "Labyrinth Walls" (迷宮壁, Meikyū Heki) and "Kimi Ari Yue ni Ga Ari" (君あり故に我あり).
Doppo uses the name Doppo (inromaji). He is 29 years old. He is an office worker. He has a pessimistic attitude. His solo songs are "Tigridia" (チグリジア, Chiguridia) and "Black or White."
Dotsuitare Hompo (どついたれ本舗) is a rap team from Osaka, introduced in September 2019 along with Bad Ass Temple. Their leader is Sasara Nurude. Their team songs are "Ah Osaka Dreamin' Night" (あゝオオサカdreamin'night, Ā Ōsaka Dreamin' Night) and "Laughin' Ōsaka!~What a Osaka!" (笑オオサカ!~What a OSAKA!, Wara Ōsaka!~What a Osaka!) and『縁 -ENISHI-』Their official color is orange.
Sasara uses the name Tragic Comedy. He is 26 years old and a stand-up comedian. He used to be in a group with Samatoki, known as "Mad Comic Dialogue." His solo songs is "Tragic Transistor." And "コメディアン・ラプソディ"
Bad Ass Temple is a rap team from Nagoya, introduced in September 2019 along with Dotsuitare Hompo. Their leader is Kuko Harai. Their team songs are "Bad Ass Temple Funky Sounds" and "Enlightenment" (開眼, Kaigen) and『でらすげぇ宴』Their official color is purple.
Kuko uses the name Evil Monk. He is 19 years old and a monk. He used to be in a group with Ichiro, known as "Naughty Busters." His solo songs are "Sōgyaran Bam" (そうぎゃらん BAM)and "Young Gun of The Sun"
Jyushi uses the name 14th Moon. He is 18 years old and the vocalist for a visual kei band. His solo songs are "Moonlight Shadow." and "Violet Masquerade"