finally, September the 1st where I'm from Day 1 Jewel, Bro Japan, and 'magical anime diamond' is a reference to how a lot of anime have magical gems. sorry if the Japanese isn't correct I used google translate
It takes approximately 1400 meters of yarn to make a simple sweater and at least twice that to knit a "fancy" one. It also takes 4pounds of clean fleece to make the yarn.