Tokyo Aliens is a Manga/Manhwa/Manhua in (English/Raw) language, Action series, english chapters have been translated and you can read them here. You are reading Tokyo Aliens chapters on viptoon.net, fastest updating comic site. The Summary is
Gunji Akira, who has just started high school, has been chasing after his father's ghost by trying to become a police officer just like him. One day however, he has a surprise encounter with an alien while leaving school. And there begins the start of his fateful adventures with extraterrestrial life...
Note: It runs in a seinen magazine and will not be BL. At most, just as Fujobait as any shounen sports manga.