you can find you kasu seed on the boss SHOOKLE. he drops it when he staggers. if u win, u also get a pumpkin predator. the shookle can also drop TORA seeds.
let me guess, ur wanting a MAHOPON?
hehehehehehe we have the same goals!
but im trying to help people who are in need of my knowledge.
enjoy you KASU SEED!!!!!!!!!!