Kammala wannan jumla: Nieminen ya wakilci Finland a gasar wasan hockey na kankara ta duniya tun daga shekarar 2015, da farko ya bayyana tare da tawagar 'yan kasa da shekaru 18 na kasar Finland a gasar cin kofin duniya na hockey.
2015 IIHF World Women's U18 Championship a Buffalo, New York, inda ta zira kwallaye biyar (2+3) a wasanni biyar. Ta zira kwallaye bakwai kuma ta zira kwallaye bakwai don zaɓaɓɓun Finland a 2015 World Selects Invitational a Bolzano.