There's certainly been a remarkable amount of yaoi enthusiasm for Steven Moffat's recent Benedict Cumberbatch/Martin Freeman Sherlock Holmes adaptation, so it's not entirely surprising that the current BBC TV series is getting a manga. "Jay" will illustrate the manga, running in the November issue of Young Ace (Neon Genesis Evangelion, Black Rock Shooter, Blood Lad). The issue goes on sale October 10th.
Some sample Japanese fan art from Pixiv...
viaC-fun / 花農小甫
via C-fun / 花農小甫