It's not like the animation team pairs them up, that's literally how they are in the manga too.
But yeah it's less than subtext. There is more chemistry between Jiro and Kaminari than this.
^There is no real yuri focus right now, it's basically just a tribute to Toho monster and giant robot fighting shows. And yes, it's incredibly entertaining.
You can go into a gay bar and be straight leaveing is another issue. That being said if you need to go to the bathroom gay bars have supriseingly clean bathrooms.