The fifth episode of the 500 Years of Joseon Dynasty series depicts the history of the Imjin War, also known as the Seven Year War, where the newly unified Japan was led by Toyotomi Hideyoshi and invaded Korea twice, from 1592 to 1598. The fighting in this extended period includes the famous naval battles under Admiral Lee Soon Shin.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Episode 1 | 2015-02-14 | 60 min |
| Season 1 | Episode 2 | Episode 2 | 2015-02-15 | 60 min |
| Season 1 | Episode 3 | Episode 3 | 2015-02-21 | 60 min |
| Season 1 | Episode 4 | Episode 4 | 2015-02-22 | 60 min |
| Season 1 | Episode 5 | Episode 5 | 2015-02-28 | 60 min |
| Season 1 | Episode 6 | Episode 6 | 2015-03-01 | 60 min |
| Season 1 | Episode 7 | Episode 7 | 2015-03-07 | 60 min |
| Season 1 | Episode 8 | Episode 8 | 2015-03-08 | 60 min |
| Season 1 | Episode 9 | Episode 9 | 2015-03-14 | 60 min |
| Season 1 | Episode 10 | Episode 10 | 2015-03-15 | 60 min |
| Season 1 | Episode 11 | Episode 11 | 2015-03-21 | 60 min |
| Season 1 | Episode 12 | Episode 12 | 2015-03-22 | 60 min |
| Season 1 | Episode 13 | Episode 13 | 2015-03-28 | 60 min |
| Season 1 | Episode 14 | Episode 14 | 2015-03-29 | 60 min |
| Season 1 | Episode 15 | Episode 15 | 2015-04-04 | 60 min |
| Season 1 | Episode 16 | Episode 16 | 2015-04-05 | 60 min |
| Season 1 | Episode 17 | Episode 17 | 2015-04-11 | 60 min |
| Season 1 | Episode 18 | Episode 18 | 2015-04-12 | 60 min |
| Season 1 | Episode 19 | Episode 19 | 2015-04-18 | 60 min |
| Season 1 | Episode 20 | Episode 20 | 2015-04-19 | 60 min |
| Season 1 | Episode 21 | Episode 21 | 2015-04-25 | 60 min |
| Season 1 | Episode 22 | Episode 22 | 2015-04-26 | 60 min |
| Season 1 | Episode 23 | Episode 23 | 2015-05-02 | 60 min |
| Season 1 | Episode 24 | Episode 24 | 2015-05-03 | 60 min |
| Season 1 | Episode 25 | Episode 25 | 2015-05-09 | 60 min |
| Season 1 | Episode 26 | Episode 26 | 2015-05-10 | 60 min |
| Season 1 | Episode 27 | Episode 27 | 2015-05-16 | 60 min |
| Season 1 | Episode 28 | Episode 28 | 2015-05-17 | 60 min |
| Season 1 | Episode 29 | Episode 29 | 2015-05-23 | 60 min |
| Season 1 | Episode 30 | Episode 30 | 2015-05-24 | 60 min |
| Season 1 | Episode 31 | Episode 31 | 2015-05-30 | 60 min |
| Season 1 | Episode 32 | Episode 32 | 2015-05-31 | 60 min |
| Season 1 | Episode 33 | Episode 33 | 2015-06-06 | 60 min |
| Season 1 | Episode 34 | Episode 34 | 2015-06-07 | 60 min |
| Season 1 | Episode 35 | Episode 35 | 2015-06-13 | 60 min |
| Season 1 | Episode 36 | Episode 36 | 2015-06-14 | 60 min |
| Season 1 | Episode 37 | Episode 37 | 2015-06-20 | 60 min |
| Season 1 | Episode 38 | Episode 38 | 2015-06-21 | 60 min |
| Season 1 | Episode 39 | Episode 39 | 2015-06-27 | 60 min |
| Season 1 | Episode 40 | Episode 40 | 2015-06-28 | 60 min |
| Season 1 | Episode 41 | Episode 41 | 2015-07-04 | 60 min |
| Season 1 | Episode 42 | Episode 42 | 2015-07-05 | 60 min |
| Season 1 | Episode 43 | Episode 43 | 2015-07-11 | 60 min |
| Season 1 | Episode 44 | Episode 44 | 2015-07-12 | 60 min |
| Season 1 | Episode 45 | Episode 45 | 2015-07-18 | 60 min |
| Season 1 | Episode 46 | Episode 46 | 2015-07-19 | 60 min |
| Season 1 | Episode 47 | Episode 47 | 2015-07-25 | 60 min |
| Season 1 | Episode 48 | Episode 48 | 2015-07-26 | 60 min |
| Season 1 | Episode 49 | Episode 49 | 2015-08-01 | 60 min |
| Season 1 | Episode 50 | Episode 50 | 2015-08-02 | 60 min |
| Directing | Lee Byeong-hoon | Director |
| Writing | Shin Bong-seung | Writer |
| Directing | Yoo Gil Chon | Director |
