Oihane Otaegi/Mikel Unanue (San Sebastian, ESP) lost 4-3 to Irantzu Garcia/Brendan Bottcher (Vitoria-Gasteiz, ESP) in the Final of the CCT Dutch Masters Mixed Doubles, held January 11 - 14, 2018 in Zoetermeer, Netherlands. Advancing directly to the semifinals, Otaegi/Unanue won 8-6 over Kristin Moen Skaslien/Magnus Nedregotten (Oslo, NOR) to advance to the championship game. of the 2018 CCT Dutch Masters Mixed Doubles in Zoetermeer, Netherlands; of the 2018 CCT Dutch Masters Mixed Doubles in Zoetermeer, Netherlands;
 
Otaegi/Unanue finished 4-0 in the 15-team qualifying round. . In their opening game, Otaegi/Unanue defeated Judith McCleary/Lee McCleary (Edinburgh, SCO) 11-10, then won 7-1 against Anastasia Bryzgalova/Alexander Krushelnitskiy (St. Petersburg, RUS) and 10-2 against Stephanie Wild/Daniel Gubler (Aarau, SUI). Otaegi/Unanue won 9-5 against Miia Turto/Jari Turto (Hittenharju, FIN) in their final qualifying round match.
 
With their runner-up finish at the CCT Dutch Masters Mixed Doubles, Otaegi/Unanue take home 0.000 world rankings points along with the $304CDN prize. For week 23 of the event schedule, Otaegi/Unanue did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Otaegi/Unanue ranks th overall on the Year-to-Date rankings with points earned so far this season.