Video Title A Japenese Hikaru Nagi Train Gang Updated 〈Updated〉

I should consider that the user might have misspelled the name. Let me think: "Hikaru" is a common given name in Japan, and "Nagi" can be a surname (like in "Rokudou no Oniisan," where Nagi is a character). However, "Train Gang" isn't something I recall from that series. Maybe it's a fan project or a recent trend.