user: ### NOW ANSWER:
Question: Which episodes has the lowest average ratings of 8.7%?
Columns: ['Japanese Title', 'Romaji Title', 'TV Station', 'Episodes', 'Average Ratings']
Types: ['text', 'text', 'text', 'real', 'text']
Sample row: ['スシ王子！', 'Sushi Ouji!', 'TV Asahi', 8.0, '7.5%']
SQL:

assistant: SELECT MIN("Episodes") FROM "Table" WHERE "Average Ratings" = '8.7%';