Hókoku (S01E06)

Nasa realizes he's been so enthralled with newlywed life he forgot to tell his parents he's gotten married. He tries to wrap it up with a simple phone call, but Tsukasa decides she wants to meet his parents. While Nasa is anxious about a potentially embarrassing meeting, the two of them head to visit Nasa's parents in Nara. (Crunchyroll)