human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Round, Circuit, Date, Pole Position, Fastest Lap, Winning Driver, Winning Team
###Question: On what date does Yuji Tachikawa have the fastest lap in round 1?
gpt
SELECT Date FROM table WHERE Fastest Lap = yuji tachikawa AND Round = 1