user: Question: what is the even when the location is Tokyo, Japan and the record is 6-1?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Event', 'Round', 'Time', 'Location']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['Win', '23-4', 'Tomomi Sunaba', 'Decision (unanimous)', 'Deep - 44th Impact', 2.0, '5:00', 'Tokyo, Japan']
SQL:

assistant: SELECT "Event" FROM "Table" WHERE "Location" = 'Tokyo, Japan' AND "Record" = '6-1';