| 1 | A | B | C | D | E |
| --- | --- | --- | --- | --- | --- |
| 2 | Koinaka - Episodes |  |  |  |  |
| 3 | No. | Title | Directed by | Original air date | Ratings (%) |
| 4 | 1 | "君がいた夏" | Hiro Kanai | July 20, 2015 | 9.8 |
| 5 | 2 | "戻れない距離" | Hiro Kanai | July 27, 2015 | 9.9 |
| 6 | 3 | "7年目の真実" | Shōgo Miyaki | August 3, 2015 | 11.9 |
| 7 | 4 | "裏切り" | Shōgo Miyaki | August 10, 2015 | 10.8 |
| 8 | 5 | "最後の花火" | Shōgo Miyaki | August 17, 2015 | 11.8 |
| 9 | 6 | "決意" | Shōgo Miyaki | August 24, 2015 | 9.5 |
| 10 | 7 | "告白" | Hiro Kanai | August 31, 2015 | 10.6 |
| 11 | 8 | "結婚" | Shōgo Miyaki | September 7, 2015 | 10.9 |
| 12 | 9 | "君がくれた夏" | Hiro Kanai | September 14, 2015 | 11.5 |

Question: What ratings did the first and best episodes of Koinaka receive?
Answer: The first episode of Koinaka received a viewership rating of 9.8% and the third episode recorded the highest rating of 11.9%.