Tournament of tokyo, japan, and a Score of 4 6, 6 4, 6 4 had which date attached?
CREATE TABLE table_5135 (
    "Date" text,
    "Tournament" text,
    "Surface" text,
    "Opponent in the Final" text,
    "Score" text
)
SELECT "Date" FROM table_5135 WHERE "Tournament" = 'tokyo, japan' AND "Score" = '4–6, 6–4, 6–4'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Tournament of tokyo, japan, and a Score of 4 6, 6 4, 6 4 had which date attached? ### Input: CREATE TABLE table_5135 (
    "Date" text,
    "Tournament" text,
    "Surface" text,
    "Opponent in the Final" text,
    "Score" text
) ### Response: SELECT "Date" FROM table_5135 WHERE "Tournament" = 'tokyo, japan' AND "Score" = '4–6, 6–4, 6–4'