Yakuza Fiancé: Raise wa Tanin ga Ii

Raised by her grandfather, an Osaka yakuza boss, Yoshino Somei had a pretty normal life — until the day her family arranges her engagement to Kirishima Miyama, heir to a rival Tokyo yakuza clan, as part of a truce between the two groups. Now she's 17, uprooted to Tokyo, living under the Miyama family's roof, and going to school alongside a fiancé who seems perfectly charming on the surface. The catch? Kirishima's politeness is a mask, and what's underneath is genuinely unsettling. The guy has a taste for violence that goes beyond yakuza business, and once Yoshino figures that out, she doesn't run — she decides to make him fall for her just so she can destroy him. That's the dynamic this 12-episode TV series sets up, and it's way more interesting than your typical arranged-marriage romance. Yoshino isn't a damsel; she's calculating, sharp, and raised around criminals, so she can hold her own against someone like Kirishima. The tension between them is less will-they-won't-they and more who-breaks-first. If you liked the dangerous romance energy of Koroshi Ai or the yakuza-meets-high-school vibe of Ojou to Banken-kun, this hits a similar nerve but leans darker. Studio Deen adapted it from the seinen manga, and the organized crime backdrop gives the romance real stakes instead of just melodrama. It's tense, a little twisted, and genuinely hard to predict.