She started playing volleyball with the local Tsukuba United junior team.[3]
In 2019, Akimoto enrolled in Kyoei Gakuen Junior High School. During her junior high school years, she mainly played as an opposite hitter. She also had experience as a middle blocker and setter. In her third year, she was recognized as a promising Olympic athlete at the National Prefectural Junior High School Tournament (JOC Cup), and was subsequently selected as a certified player for the National Junior High School Selection Team.[4]
In March 2022, before enrolling at Kyoei Gakuen High School, she made her high school volleyball debut as a player for the school in the All Japan Private High School Boys' and Girls' Volleyball Championship (Sakura Volleyball). [5] In April the same year, she enrolled at Kyoei Gakuen High School. In June the same year, she was selected to represent Japan at the 14th Asian U18 Championship in Thailand where she won the championship despite limited playing time due to injury.[6]
In 2023, she competed in the 75th All Japan High School Championship (Haruko) and reached the quarterfinals.[7] She was also selected as a member of Japan women's national volleyball team at the age of 16 (second grade of high school). In the same year, she was also selected for U19 World Championship. She was the top scorer despite her team finished in fourth place.[8][9]
In 2024, she was selected to represent Japan in the Asian U20 Championship in China. She contributed to the team's runner-up finish and was awarded Best Opposite.[10][11]
In 2025, at the 77th All Japan High School Championship, she scored 42 points in the semi-final against Shujitsu High School and 35 points against Shimokitazawa Seitoku High School in the finals,contributing to Kyoei Gakuen's first championship in 19 years. She was awarded MVP.[12]
On January 16, 2025, it was announced that she have signed contract with Victorina Himeji.[13] She made her SV.League debut on March 8 against NEC Red Rockets Kawasaki.[14][15]
In 2025, she was selected for national team again and registered for 2025 VNL.[16][17] She made her senior national team debut and scored her first point as a subtitute in the first match of the week against the Netherland.[18]
In August 2025, it was announced that she would be loaned to Dresdner SC 1898 in the Bundesliga.[19] She scored 19 points in her debut in the German Super Cup and was named MVP.[20]
Dresdner SC 1898
