user: Question: What is the abbreviation for the college pronounced "Kōkū Daigakkō"?
Columns: ['English Name', 'Japanese orthography', 'Pronouciation', 'abbreviation', 'Provider(IAI)', 'Foundation']
Types: ['text', 'text', 'text', 'text', 'text', 'real']
Sample row: ['National College of Nursing', '国立看護大学校', 'Kokuritsu Kango Daigakkō', 'NCN', 'NCGM ( ja )', 2001.0]
SQL:

assistant: SELECT "abbreviation" FROM "Table" WHERE "Pronouciation" = 'Kōkū Daigakkō';