User blog comment:Omega natsu2/Chapter 371: Tartarus Arc, Part 2: Song Of The Heavenly Dragon, Predictions./@comment-24257713-20140207121128/@comment-4829046-20140207122310

The day Oga and Aoi start dating is the day the manga ends so you might be on to something. But then again, can always pull the "Dense MC 4ever" move and just end the series without giving a damn about the romance.