Hondarribia-Irun clinched their place in the next phase of the EuroCup Women with a 78-73 victory at home against Challes-Les-Eaux Basket.
The home side’s fans witnessed an enthralling encounter with their team trailing 59-55 early in the fourth quarter.
A three-point play by Hondarribia-Irun’s Latvia international Liene Jansone capped an 8-0 run for a 63-59 lead and the Spanish outfit remained in front the rest of the way.
Wednesday's triumph has lifted Jansone & Co to 4-2 in Group J and dropped Challes-Les-Eaux Basket to 3-3.
Cras Basket Taranto are likely to improve to 5-1 on Thursday when they travel to Wales to take on winless Rhondda Rebels.
For Hondarribia-Irun, American forward Shameka de Lynn Christon poured in 39 points.
In other games, Sdent Sierre Basket slipped to a sixth consecutive defeat in Group I, falling at home 84-56 to Beretta-Famila.
The Italian club, which got 14 points from Italy international Laura Macchi, improved to 5-1. They had already secured progression to the next stage of the competition.
BC Moscow are also advancing from Group I and they finish their group play on Thursday at Extrugasa-Cortegada.
In Group L, Umana Reyer Venezia completed a perfect 6-0 campaign with an 80-63 win at EXMA BBTL, who fell to 0-6.
Baloncesto San José (2-3) host Lattes Montpellier Agglomeration (3-2) on Thursday.
Nadezhda and Tarbes wrapped up successful runs in Group K on the road to improve to 5-1.
The former won at CAB Madeira (1-5) 84-72.
Tarbes finished top of the group after a 78-31 win at Novia Munalux Namur (1-5).