Inaki took up the sport at age six in 2009 in Kumamoto having been influenced by her sister.[1] In 2021 she was selected for the World Championships in Kitakyushu along Rina Imaoka, Rie Matsubara, Sayuri Sugimoto, Ayuka Suzuki. There the group won bronze with 5 balls and with 3 hoops & 4 clubs.[2]
In April 2022 she competed at the World Cup in Sofia, being 4th in the All-Around, and won silver with 5 hoops as well as bronze with 3 ribbons & 2 balls.[3] Later in the month, in Baku, the group was 5th overall, 4th with 5 hoops and won silver in the mixed event.[4] In the stage in Pesaro she was 5th in the All-Around, 9th with 5 hoops and 7th with 3 ribbons & 2 balls.[5] At the Asian Championships in Pattaya she won bronze in teams and with 5 hoops, silver in the All-Around and with 3 ribbon & 2 balls.[6] Then in Cluj-Napoca, the last World Cup of the season, the group was 17th overall.[7] At the World Championships in Sofia Inaki, Mirika Hayashi, Fuka Ikuno, Chihana Nakamura, Ayuka Suzuki and Nanami Takenaka, took 8th place in the All-Around and the 5th with 5 hoops.[8]
In 2023 the Japanese group debuted at the World Cup in Athens, being 9th in the All-Around and did not qualify for finals.[9] In Sofia she was 8th overall, 4th with 5 hoops, and 10th with 3 ribbons & 2 balls.[10] In Baku they finished 9th in the All-Around, 12th with 5 hoops and 8th in the mixed event.[11] In Portimão the group was 6th in the All-Around and with 5 hoops, and won bronze with 3 ribbons & 2 balls.[12] Competing at the Asian Championships she won bronze in the All-Around and silver with 5 hoops.[13][14] In the World Cup in Cluj-Napoca Japan was 14th overall, 16th with 5 hoops and 12th with 3 ribbons & 2 balls. In August she was selected, along Rina Imaoka, Chihana Nakamura, Megumi Nishimoto, Ayuka Suzuki and Hisano Taguchi, for the World Championships in Valencia, being 13th in the All-Around and with 5 hoops, 6th with 3 ribbons & 2 balls.[15]
In 2024 the Japanese group was 11th overall at the World Cup in Sofia.[16] In April they took 5th place in the All-Around and two golds in the event finals at the stage in Baku.[17] A month later Inaki, Fuka Ikuno, Megumi Nishimoto, Ayuka Suzuki, Hisano Taguchi and Nanami Takenaka participated in the Asian Championships, winning silver in the All-Around and with 3 ribbons & 2 balls as well as gold with 5 hoops, thus missing the qualification quota for Paris 2024.[18]
In 2025, she competed as a part of a renewed group and won silver medal in all-around at Sofia World Cup. They also won silver medal in 5 ribbons and bronze in 3 balls + 2 hoops finals. In July, they bronze in 5 ribbons and silver medals in all-around and 3 balls + 2 hoops at Milan World Cup.[19] Next week, they competed at Cluj-Napoca World Challenge Cup, where they took 4th place in all-around and 7th place in 5 ribbons final.[20] In late August, she was selected to represent Japan alongside Natsumi Hanamura, Hatsune Miyoshi, Megumi Nishimoto, Ayuka Suzuki and Hisano Taguchi at the 2025 World Championships in Rio de Janeiro, Brazil. They won gold medal in group all-around, 0.3 point in front of Brazil, being the first World all-around champions from Asia.[21][22] They also won silver medal in 5 ribbons final and took 5th place in 3 balls + 2 hoops final.[23]
In October, Inaki, along with her teammate Ayuka Suzuki, announced her retirement.[24][25]
Japan 
Japan 
