yoooo lets go she's actually wearing underwear
yknow when artists draw ass and then cover it up with a leg but then don't draw underwear? it grinds my gears
https://en.m.wiktionary.org/wiki/結び
probably a pun between rice ball (her imaginary one) and tie (she ties the club together)
wow, this jasuko really is the (wo)man in the arena.