[1] Marthe Kråkstad Johansen competed in her first international competitions at the 2016 Youth Olympic Games, where she won gold in the mixed relay with Marit Øygard, Fredrik Qvist Bucher-Johannessen, and Sivert Guttorm Bakken.

Johansen joined the B-national team for the following winter, competing in the IBU Cup and impressing with her shooting accuracy, achieving her first podium in February 2021.

Johansen excelled in the winter of 2022/23, winning both the sprint and pursuit at the IBU Cup opener in Idre.

At the European Championships, her best result was 9th place in the individual event, while in the season finale in Canmore, Canada, she regained her form, winning the mass start 60 and pursuit.

Following her successful season, she earned a spot in the World Cup final in Oslo, finishing 18th in the sprint without shooting errors.