The senior women's team from the Basque League of Ostadar is currently competing in Valladolid in the promotion phase to the First National Division. For the first time in the club's history, a team from Lasarte-Oria is vying for one of the two available spots in the National league.

The team from Lasarte-Oria has been in Valladolid since last Thursday until today, Sunday, having qualified alongside teams from Euskadi, Castilla-La Mancha, Galicia, Asturias, and Cantabria. The Lasarte-Oria team enters the competition as the champion of the Basque Country, Navarra, and La Rioja.

In addition to Ostadar, the teams present in Valladolid are: CV Sestao (Euskadi), VCV Vacceas (Castilla-La Mancha), RGC Covadonga (Asturias), La Calzada (Asturias), CV Santiago (Galicia), CV Pontevedra (Galicia), and EDM Cartes (Cantabria). Ostadar is placed in group B.