What Have You Learned from the Oregairu Anime?

The Oregairui anime is a harem (anti-harem?) anime that has lots to teach us about Japan and life in general. What have you learned from the Oregairu anime?

Reviews: Classroom of the Elite - IMDb

My Teen Romantic Comedy Snafu Oregairu Anime Poster Decorative Painting Canvas Wall Art Living Room Posters Gifts Bedroom Painting 12x18inch(30x45cm): Posters & Prints

Oregairu: Do You have the “Real Thing?”

Anime Pop Heart — Since I see you posting art from it quite a lot I

Yahari Ore no Seishun Lovecome wa Machigatte Iru. Kan: Dakara, Shishunki wa Owarazu ni, Seishun wa Tsuzuite Iku. - Anime - AniDB

Even if the series has ended, I'm sure it has affected many of us enough for the story to keep going in our hearts. Thank you for the last 7 years, Oregairu.

OreGairu Season 2 Episode 8 FAQ – Explaining “That Scene” « Geekorner-Geekulture.

Oregairu S3 new key visual : r/anime

My Teen Romantic Comedy SNAFU Climax! Game launches April 27 in Japan - Gematsu

My Teen Romantic Comedy SNAFU (Oregairu), TV Series, DVD, Eng. & Jap. Dub