*Club domestic league appearances and goals, correct as of 01:13, 10 November 2024 (UTC) ‡ National team caps and goals, correct as of 17:04, 17 March 2021 (UTC)
On 14 September 2017, Saruta was promoted to Kashiwa Reysol's first team from the 2018 season.[2] He made his debut against Tokushima Vortis in the Emperor's Cup on 22 June 2022.[3]
On 6 August 2019, Saruta joined Kagoshima United on loan.[4]
On 29 December 2019, Saruta joined Gamba Osaka on loan.[5] During his time at the club, he didn't make any appearances for Gamba's first team.[6]