Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
In which year did Misaki Doi lose the Australian Open Grand Slam?

### Inputs:
table_name: table, columns: ['Year', 'Grand Slam', 'Round', 'Winner', 'Loser']

### Response:
SELECT SUM Year FROM table WHERE Grand Slam = australian open AND Loser = misaki doi