Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_18540104_1 (romaji_title VARCHAR, average_ratings VARCHAR)

### Question ###
What is the title with an average rating of 22.4%?

### Accurate SQL ###

SELECT romaji_title FROM table_18540104_1 WHERE average_ratings = "22.4%"