What is the original air date for the writer tanaka shinichi?
CREATE TABLE table_26591434_1 (original_airdate VARCHAR, writer VARCHAR)
SELECT original_airdate FROM table_26591434_1 WHERE writer = "Tanaka Shinichi"
### Context: CREATE TABLE table_26591434_1 (original_airdate VARCHAR, writer VARCHAR) ### Question: What is the original air date for the writer tanaka shinichi? ### Answer: SELECT original_airdate FROM table_26591434_1 WHERE writer = "Tanaka Shinichi"