what is the earliest year when the author is reki kawahara?
CREATE TABLE table_name_42 (year INTEGER, author VARCHAR)
SELECT MIN(year) FROM table_name_42 WHERE author = "reki kawahara"
### Context: CREATE TABLE table_name_42 (year INTEGER, author VARCHAR) ### Question: what is the earliest year when the author is reki kawahara? ### Answer: SELECT MIN(year) FROM table_name_42 WHERE author = "reki kawahara"