When koki mizuno is the player what is the lowest league cup?
CREATE TABLE table_18254488_2 (league_cup INTEGER, player VARCHAR)
SELECT MIN(league_cup) FROM table_18254488_2 WHERE player = "Koki Mizuno"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_18254488_2 (league_cup INTEGER, player VARCHAR) Question: When koki mizuno is the player what is the lowest league cup? [/INST] SELECT MIN(league_cup) FROM table_18254488_2 WHERE player = "Koki Mizuno" </s>