Watch Happiness! TV Series Episodes Online.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Public Rental Apartment | 2021-11-05 | 61 min |
| Season 1 | Episode 2 | Thirsty Patients | 2021-11-06 | 67 min |
| Season 1 | Episode 3 | Locked In | 2021-11-12 | 63 min |
| Season 1 | Episode 4 | The Spread | 2021-11-13 | 65 min |
| Season 1 | Episode 5 | The Outsiders | 2021-11-19 | 65 min |
| Season 1 | Episode 6 | One Man's Life | 2021-11-20 | 65 min |
| Season 1 | Episode 7 | The Intruder | 2021-11-26 | 65 min |
| Season 1 | Episode 8 | Countdown | 2021-11-27 | 69 min |
| Season 1 | Episode 9 | Dwindling Water | 2021-12-03 | 65 min |
| Season 1 | Episode 10 | Kim Se Hoon Disappears | 2021-12-04 | 65 min |
| Season 1 | Episode 11 | Backup Power | 2021-12-10 | 65 min |
| Season 1 | Episode 12 | Happiness Is with You | 2021-12-11 | 73 min |
| Sound | Kazuzo Hamano | Sound Director |
| Directing | Hiroshi Hara | Series Director |
