Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Res. | Record | Opponent | Method | Round | Time | Location |
| --- | --- | --- | --- | --- | --- | --- |
| Win | 14-4 | Roxanne Modafferi | Decision (unanimous) | 2.0 | 5:00 | Koto, Tokyo , Japan |
| Loss | 13-4 | Cat Zingano | KO (slam) | 3.0 | 4:42 | Denver, Colorado , United States |
| Loss | 13-3 | Tara LaRosa | Decision (unanimous) | 5.0 | 5:00 | Atlantic City, New Jersey , United States |
| Loss | 13-2 | Sarah Kaufman | Decision (unanimous) | 5.0 | 5:00 | San Jose, California , United States |
| Win | 13-1 | Chisa Yonezawa | Submission (rear-naked choke) | 2.0 | 1:43 | Tokyo , Japan |
| Win | 12-1 | Amanda Buckner | Decision (unanimous) | 3.0 | 5:00 | Los Angeles, California , United States |
| Win | 11-1 | Hitomi Akano | Decision (unanimous) | 3.0 | 5:00 | Tokyo , Japan |
| Win | 10-1 | Hee Jin Lee | Decision (unanimous) | 2.0 | 5:00 | Tokyo , Japan |
| Win | 9-1 | Sybil Starr | Submission (armbar) | 1.0 | 2:47 | Tokyo , Japan |
| Win | 8-1 | Miki Morifuji | Decision (unanimous) | 2.0 | 5:00 | Tokyo , Japan |
| Win | 7-1 | Kinuka Sasaki | Submission (rear-naked choke) | 1.0 | 2:31 | Tokyo , Japan |
| Win | 6-1 | Kazuma Morohoshi | Decision (unanimous) | 2.0 | 5:00 | Tokyo , Japan |
| Loss | 5-1 | Hitomi Akano | Submission (armbar) | 1.0 | 1:19 | Tokyo , Japan |
| Win | 5-0 | Yukari | Decision (unanimous) | 2.0 | 5:00 | Tokyo , Japan |
| Win | 4-0 | Yoko Hattori | Decision (unanimous) | 2.0 | 5:00 | Tokyo , Japan |
| Win | 3-0 | Yumiko Sugimoto | Decision (unanimous) | 2.0 | 5:00 | Tokyo , Japan |
| Win | 2-0 | Mika Harigai | Submission (rear-naked choke) | 2.0 | 4:28 | Tokyo , Japan |
| Win | 1-0 | Natsuko Kikukawa | Decision (unanimous) | 2.0 | 5:00 | Tokyo , Japan |
Question:
What round did Takayo Hashi face Yoko Hattori?
Answer:
2.0