2018 | 11 Episodes
Season 1 of 幸福三重奏 premiered on July 4, 2018.
2019 | 11 Episodes
Season 2 of 幸福三重奏 premiered on October 17, 2019.
2020 | 11 Episodes
Season 3 of 幸福三重奏 premiered on October 29, 2020.
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