Kyoudai Seido no aru Yankee Gakuen de, Kyou mo Chigiri wo Semararetemasu 
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Description
A yankee boys' school has a sibling system, just like the sister system at a girls' school. Hondo, a yankee who boasts overwhelming strength, is begged by new student Kurosu one day, "Please be my big brother!" Unknowingly, Hondo finds him cute…!?
Original: Renta JP
Type
Manga
Related Series
N/A
Associated Names
A Yankee school with a brotherhood system
At this Yankee school with a brotherhood system, we are being forced to make a vow today.
Brothers at the bad school
In a bad school with a brotherhood system, I was forced to become sworn brothers today.
Kyōdai seido no aru yankī gakuen
Kết nghĩa anh em tại ngôi trường bất hảo
Please be my older brother!
兄弟制度のあるヤンキー学園
兄弟制度のあるヤンキー学園で、今日も契りを迫られてます
在有着兄弟制度的不良学园，今天也被逼迫结义
在有著兄弟制度的不良學園，今天也被逼迫結義
저의 형님이 되어주세요!
Groups Scanlating
N/A
Latest Release(s)
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Status in Country of Origin
4 Volumes // 24 Chapters (Ongoing)
Completely Scanlated?
No
Anime Start/End Chapter
N/A
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Average: 9.1 / 10.0 (5 votes)
Bayesian Average: 6.66 / 10.0
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Last Updated
September 14th, 2025 1:50pm PDT - 1 month ago
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Category Recommendations
Recommendations
N/A
Author(s)
Artist(s)
Year
Original Publisher
Serialized In (magazine)
Kachi Comi (Akita Shoten)
Licensed (in English)
No
English Publisher
N/A
Activity Stats (vs. other series)
Weekly Pos #769 
(-12)
(-12)Monthly Pos #1913 (No change)
3 Month Pos #3538 (No change)
6 Month Pos #5632 
(+4)
(+4)Year Pos #7353 (+921)
(+921)List Stats
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