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_15 (japanese VARCHAR, prefecture VARCHAR, name VARCHAR)
### Question:
What Japanese prefecture has Ibaraki, Tsukuba?
### Answer:
SELECT japanese FROM table_name_15 WHERE prefecture = "ibaraki" AND name = "tsukuba"