If you're looking for manga similar to Sugarless, you might like these titles.
Mitsumine High School is known as the school with the most juvenile delinquents in the country. The students are so violent that even the teachers are scared for their lives. Sunahara is the leader of the first years and is the strongest dude of his class. But when the transfer student Asagiri Shinnosuke makes an appearance at the school, he starts taking down names and kicking up dust like a tornado. If the students thought things were violent and unpredictable at Mitsumine, they haven’t seen anything yet since Asagiri is here to become the champion of the school.
1 vote
They are both stupid, fighting, delinquent mangas. Both have an idiot for a main character and are set in schools well known for delinquency
Who wants to be the tough guy at school? Well that’s what the bad boys at Suzuran High School are going to find out at the Freshmen’s Battle, a fight contest amongst the newcomers to see who will be the top dog on campus...When the naive out of towner, country bumpkin, Hana Tsukishima, transfers to a boarding house to attend High School in the big city, he finds this fast-paced lifestyle is not what it’s like back home. With a Yakuza landlord, a cross-dressing housekeeper and boardinghouse mates trying to out do one another... there is little room for the weak-at-heart to survive with this wild bunch. But little do the ruffians know that Hana is more than a match for them. Find out who will be the alpha male to rule and dominate the worst school in town.
Shinogawa Hiroshi dropped out of school after being inspired by delinquents like Iguchi Tatsuya who live by their own rules and who speaks with his fists if anyone opposes him. He spends his days hanging out with other hoodlums, but Hiroshi is all mouth and if he gets into a fight, his ass is easily handed to him. However, this close group of friends, including Tatsuya, are there to protect him when his big mouth gets him in real trouble. However, there seems to be a storm gathering within the gangs of the city and Hiroshi and his crew might be caught in the middle of it!
A month after Genji Takiya's graduation, the battle for supremacy at Suzuran All-Boys High School begins a new. Transfer student Kaburagi Kazeo combats Kagami Ryohei for the coveted top spot, amidst a brewing inter-school conflict with Kurosaki Industrial High
This is one of the three Crows Gaiden volumes done by Takahashi Hiroshi himself. It says Crows in the title, but really, it's more closely related to Worst than Crows. It focuses on Tesshou's and Guriko's year, so it's set the year after Crows (main series) has ended.