Нашёл 23 тыс. ответов for 'doukyuusei'.
https://mangafox.fun/manga/doukyuusei
https://myanimelist.net/anime/30346/Doukyuusei_Movie
https://myanimelist.net/manga/9699/Doukyuusei
https://myanimelist.net/anime/30346/Doukyuusei_Movie/reviews
https://gogoanime.so/category/doukyuusei
https://gogoanime.so/doukyuusei-episode-1
https://en.wikipedia.org/wiki/Classmates_(manga)
https://www.imdb.com/title/tt5526028/
https://www.wcostream.com/doukyuusei-english-subbed