Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_18 (outcome VARCHAR, surface VARCHAR, partner VARCHAR)
### Question:
What was the outcome of the tournament with Akiko Yonemura as a partner on a hard surface?
### Answer:
SELECT outcome FROM table_name_18 WHERE surface = "hard" AND partner = "akiko yonemura"