When did Mr. Osomatsu Season 1 Episode 21 air?
Mr. Osomatsu Season 1 Episode 21 aired on February 29, 2016.


On a rainy evening, the brothers play a fierce game of mahjong. Later, the brothers suddenly find themselves joined by a seventh brother, Kamimatsu, born from the goodness that fell out of the brothers' hearts.
Direct answers for episode-level questions and details.
Mr. Osomatsu Season 1 Episode 21 aired on February 29, 2016.
This episode runs for approximately 25 minutes.
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