Days is a Manga/Manhwa/Manhua in english language, Comedy series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

Two boys met on a stormy night: Tsukushi, a boy with no special traits at all, and Jin, a soccer genius. On that night, Jin drags Tsukushi into the world of high-school soccer. It was nominated for Best Shōnen Manga at the 39th Kodansha Manga Awards. The series was number twelve in the Nationwide Bookstore Employees' Recommended Comics of 2014.