If you're looking for manga similar to Lucky Dog 1 Blast, you might like these titles.
In the devastated city of Kyouto, color-coded gangs battle it out over the right to rule the city. A young man on a search for the brother who disappeared from his life three years ago becomes involved in this conflict.
Natalie Cavanaugh has found a chance to go visit her grandmother's house, but the big bad wolf might be the mafioso who lives next door. Demetrio Bertoluzzi spends his days repairing his house by himself, but it'll be Natalie who helps him rebuild his status in the world. Being the heir of a Mafia family is one thing, but trying to go against the tide might be rougher than he'd expect. However, Natalie might just be the offer he can't refuse.
Luka is the son of a mafia don. Sophie is the daughter of the don’s right-hand man. The two pledged their love to each other as children. But when they’re all grown up, it’s the don who orders them to marry. Luka hates his father and so refuses to marry Sophie. Then the don, Luka and Sophie’s father are all arrested in a surprise raid. Later, the don and Luka are acquitted and released, while only Sophie’s father is found guilty. From that moment on, Luka becomes Sophie’s greatest enemy.
The stage is the Tokyo district of Roppongi and the players are the various Yakuza gangs. One much smaller gang is audaciously trying to carve out territory for itself. That gang's boss relies heavily on his second in command, the notoriously shrewd and powerful young man with the nickname Hakuryu. With Hakuryu's guidance, their small gang of 40 members may be able to stand up to others with even 200 times their numbers. The gang geography of Roppongi is hotly contested, and it will take strength and strategy to get by in that dangerous world!
The father whom he’d thought was dead was actually a Hong Kong mafia boss?! Iba Takayuki was leading a peaceful life as a high-school student until the men in black suits suddenly showed up for him one day. Takayuki learns that in return for inheriting a vast fortune, he must take revenge against his father’s killers and battle for succession rights against his stepbrother, Arthur, a young man only slightly older than himself. But one look at Arthur’s gorgeous and clearly hostile face, and Takayuki’s heart is lost… Takayuki meets Jason, an any-problem-can-be-solved-with-a-fist executive officer, and Craig, a cool and collected staff officer. Trusting in their capable guardians, the two stepbrothers will discover love and conflict in each other as they boldly fight for survival in Hong Kong’s dark underworld!
Newbie director Urs Kaufmann is busy working on the script to a C-class porno requested by the Mafia, alongside his co-author Dieter Brenner. All seems well until one day, the Mafia boss they've been working for summons Urs to let him know that Dieter ran off with the film budget - a whopping 30,000 euros! Urs rushes off to find where Dieter went, but the Mafia has other plans, sending off their seasoned hitman, Leo!