A maximum of 200 points are on offer in both sports in the men’s and women’s sitting, standing and visually impaired categories.
Races are set to take place in the middle and short distance cross-country events and the middle distance and sprint biathlon competitions.
Edlinger, aged 18, will be hoping to crown a perfect season where she won two titles on her World Championships debut with brother guide Julian Josef.
Multiple world and Paralympic Games champion Oleksandra Kononova of Ukraine is close to securing the women’s biathlon standing title but could still be caught by team-mate Liudmyla Liashenko.
Kononova currently has 912 points with Liashenko on 761.
Eskau sits second on 740 points while Lidziya Hrafeyeva of Belarus occupies third on 630.
With Ukraine’s sprint world champion Ihor Reptyukh 246 points clear at the top of the men’s cross-country standing World Cup, the competition appears to be over.
Finland’s Ikka Tuomisto is going for his highest ever rankings finish and he currently sits in third on 682.
Reptyukh’s compatriot Grygorii Vovchynskyi, who is also aiming for his best result, finds himself in second place on 759.
Daviet holds a 230 point lead over Nils-Erik Ulset of Norway in second.
Reptyukh sits fourth and will attempt another top three finish by ousting Canada’s Mark Arendz, who currently occupies third.
The Ukrainian finds himself 55 points off of Arendz.
He is the current leader on 940, but South Korea’s Eui Hyun Sin has found form and is in reach of the title after finding himself on 814.
Norway’s Trygve Steiner Larsen is third with 615.
In the men's sitting biathlon, Germany’s new double world champion Martin Fleig leads Ukraine’s Taras Rad by a slim 50 points.
Three of the top four men’s biathlon visually impaired skiers will compete in Sapporo, all with a chance of winning the title.
Just 12 points separate Ukrainian teammates Anatolii Kovalevskyi with guide Oleksandr Mukshyn, and Iurii Utkin and guide Ruslan Perekhoda who sit in first and second on 692 and 685 respectively.
Iaroslav Reshetynskyi and guide Artur Gergardt is also in with a chance for Ukraine as he sits in fourth on 527.
The middle distance cross-country freestyle will open competition on tomorrow ahead of the short distance on Sunday (March 19).