Japan national football team
The Japanese team is commonly known by the fans and media as , , or as abbreviated expressions. Although the team does not have an official nickname as such, it is often known by the name of the manager. For example, under Takeshi Okada, the team was known as . Recently, the team has been known or nicknamed as the "Samurai Blue", while Japanese news media during the 2018 FIFA World Cup still referred it to by the recently departed manager's (Akira Nishino) last name, as .
Japan Football League
JFL clubs may be affiliated to companies, or be entirely autonomous clubs or reserve teams of these. Until 2010, university clubs (which as a rule do not play in the Japanese football league system) were recommended by the Japan University Football Association and played off against bottom JFL teams for entrance. B-teams are allowed to participate but only A-squads of truly autonomous clubs are eligible for J.League Associate Membership, and with it, promotion to J.League.