Its going to be hard to do but ignore the directions on the sushi bag. Rinse only 3-5x. Water does not have to run clear. Put rice in colander and let it drain for 30-60 min
Add rice and water to pot. Bring quickly to a boil, give it a nice stir, then reduce to a simmer. Cover pot with lid and cook for 15 min. DO NOT take the lid off.
Remove from heat and let set for 10 min. STILL DO NOT REMOVE LID!
Vinegar mix
While rice is cooling combine rice vinegar, mirin, sugar and salt. Mix well. Warm in microwave to help dissolve the salt and sugar. Don't get too hot. If you do just let it cool a little
Rice
After rice has set for 10 min. Transfer rice to wooden bowl. If you don't have a wooden bowl, use any bowl. Just know the wood helps absorb the extra moisture.
Add vinegar mixture to rice and toss to coat. Cool to room temp. Turning up rice a few times to help it cool.