How many teams came in fourth when Otsuka Pharmaceuticals won?
CREATE TABLE table_31142 (
    "Season" real,
    "Winner" text,
    "Runner-up" text,
    "Third place" text,
    "Fourth place" text
)
SELECT COUNT("Fourth place") FROM table_31142 WHERE "Winner" = 'Otsuka Pharmaceuticals'
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: How many teams came in fourth when Otsuka Pharmaceuticals won? ### Input: CREATE TABLE table_31142 (
    "Season" real,
    "Winner" text,
    "Runner-up" text,
    "Third place" text,
    "Fourth place" text
) ### Response: SELECT COUNT("Fourth place") FROM table_31142 WHERE "Winner" = 'Otsuka Pharmaceuticals'