According to my list, this means we just have one first party viable NES game to come in Europe.
NES
F-1 Race - Unlikely due to license
Kung-Fu Master - Unlikely due to the license (was based on a Jackie Chan movie)
Stack-up - Unlikely due to needing R.O.B.
Gyromite - Unlikely due to needing R.O.B.
Gumshoe
Nazo no Murasame Jo
Pro Wrestling
Slalom - Actually unsure about this. Was made by Rare.
Famicom Grand Prix: F1 Race - Japan Only
Famicom Grand Prix II: 3D Hot Rally - Japan Only
R.C. Pro-Am - Same as Slalom
Famicom Wars - Japan Only
Tetris - Licensing
Famicom Detective Club: The Missing Heir - Japan only
Cobra Triangle - Same as Slalom
Barker Bill's Trick Shooting - Licensing issues
NES Play Action Football - North America only
Snake Rattle 'n' Roll - Same as Slalom & Mattel Licensing issues
Pin-Bot - Same as Slalom
Nintendo World Cup - Japan Only
Time Twist: On the Outskirts of History... - Japan Only
Fire Emblem: Shadow Dragon and the Blade of Light - Japan Only
Fire Emblem Gaiden - Japan Only
Yoshi's Cookie - Massive Licensing Isuses
Joy Mech Fight - Japan Only
Total remaining eligible first party titles outside Japan: 2
Edit: Seems I forgot Murasame Castle. Well that's 2 then
