The Yakuza and His Omega: Raw Desire manga volume 4 features story by Chizu Aoi and art by Kiichi Kojima.

Fated mates Wakana and Kunimitsu have been through their fair share of obstacles as a couple. Yet as their wedding day approaches, a new hypothesis centered on the origin of alphas and omegas emerges that states they were once a single gender. Wakana knows Kunimitsu will love her even if she's not an omega, and Kunimitsu swears he'll make her dreams come true. Putting their faith in the steps they've taken to get here, they look forward toward a brighter future, confident that the love and instinct that binds them will lead to their long-awaited happily ever after in the thrilling conclusion to The Yakuza and His Omega: Raw Desire!