This is usually the first attack I go for from the North South position. There are a million ways to finish the Kimura or to transition into backtakes, leglocks and armbars, so if you learn this setup it ends up being a very versatile hub position!
If you like this then grab the Grapplearts BJJ Master App for for free. It’s got instrutionals, podcasts, articles and videos for you, and it’s available on both Android and iOS. It’s the best way to carry around BJJ in your back pocket. Download for free at https://www.grapplearts.com/masterapp