When pok mon ieru kana? bw is the romaji who is the vocalist?
CREATE TABLE table_2144389_9 (
    vocalist VARCHAR,
    rōmaji VARCHAR
)
SELECT vocalist FROM table_2144389_9 WHERE rōmaji = "Pokémon ieru kana? BW"
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: When pok mon ieru kana? bw is the romaji who is the vocalist? ### Input: CREATE TABLE table_2144389_9 (
    vocalist VARCHAR,
    rōmaji VARCHAR
) ### Response: SELECT vocalist FROM table_2144389_9 WHERE rōmaji = "Pokémon ieru kana? BW"