Also why people saying "Forced Drama"?
Like we've seen that Asako doesn't have the best of self-esteem, so obviously she will feel jealousy and fear when seeing that her boyfriend has close relationships like that
She knows and understands that the way she's reacting is irrational and that him being friendly is totally fine. But, like y'all gotta understand that Feeling don't care about your logic and that this is something that has to overcome