To get top tens in regional
JRBOOK is a clan for people who can't get sponsored. Currently in Beta hopefully it will become a well used resource for many people
Current games are Splatoon 2 and Smash Brother Ultimate.
This team is no longer recruiting new players. You can either wait until their next recruitment campaign, or become premium to apply in their waiting list. This way, they'll be notified that you're interesting in joining them.