Chamari Kumarihami bats left handedly and bowls right arm medium fast. She has represented teams like Sri Lanka Women, Slimline Sport Club and Asia Women XI.
Chamari Kumarihami played her first One day International on 25th April 2004 at Kandy (Asgiriya Stadium) during a match between Sri Lanka Women and India Women. She was allocated the No. 7 batting slot, but she returned to the pavilion after scoring a duck in 12 balls. She bowled 1 over in which 5 runs were scored and no dismissals were made. On 7th February 2009, she played an ODI against Pakistan Women at Bogra (Shaheed Chandu Stadium). In this match, she bowled 2 overs, out of which 1 was maiden, conceded 2 runs and took 1 wicket. She batted at the No. 2 position and scored 2 runs in 3 deliveries. Sri Lanka Women were victorious in this match by 3 wickets with 116 deliveries remaining.
Chamari Kumarihami appeared in 31 One day Internationals and bowled 984 balls in these. 587 runs were scored off her bowling and 18 dismissals took place. Her economy rate was 3.57, bowling strike rate was 54.6 and bowling average was 32.61. She collected 435 runs at a batting average of 14.03 and batting strike rate of 35.48. Her highest score was 58. She hit 2 half centuries and 46 fours and took 10 catches.