Despite 002 winning out in the anime, the real-life Hiro is married to Ichigo.

Does Hiro and Zero Two end up together?

At the climax of their battle with VIRM, knowing they will die, they profess their love to each other and promise to reunite for as long as their souls exist. A 1,000 years later, the two are reunited after being reincarnated.

Does Hiro love Ichigo?

While the two will never get together in the series, at least the real-life Ichigo and Hiro found love.