Which Res has a Method of decision (unanimous) and an Opponent of Wataru Sakata?
CREATE TABLE table_78113 (
    "Res." text,
    "Record" text,
    "Opponent" text,
    "Method" text,
    "Event" text,
    "Round" text,
    "Time" text,
    "Location" text
)
SELECT "Res." FROM table_78113 WHERE "Method" = 'decision (unanimous)' AND "Opponent" = 'wataru sakata'
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: Which Res has a Method of decision (unanimous) and an Opponent of Wataru Sakata? ### Input: CREATE TABLE table_78113 (
    "Res." text,
    "Record" text,
    "Opponent" text,
    "Method" text,
    "Event" text,
    "Round" text,
    "Time" text,
    "Location" text
) ### Response: SELECT "Res." FROM table_78113 WHERE "Method" = 'decision (unanimous)' AND "Opponent" = 'wataru sakata'