[2] Saumaki joined Top League outfit Canon Eagles in 2017 after graduating from Daito Bunka University.

He made his Top League debut in the opening game of the 2017-18 season against Suntory Sungoliath .

He finished the season on 10 tries in 13 appearances (10 starts), with only Panasonic Wild Knights winger Akihito Yamada (12) crossing the whitewash more often in the 2017-18 Top League.

[7] On 15 January 2022 Saumaki scored the winning try as Leicester beat Connacht to seal their place in the Champions Cup round of 16.

After the match he revealed that he had still not been able to contact family in Tonga after the volcanic eruption and tsunami of that morning.