Some Kanjis and constructions needs to be known before reading this handwriting, it seems. Anyway, I translated ペット仲間 by best friend instead of 'pet friend' since another definition of this term, in japanese, is "a younger (than you) cute person" [1]. But it removes a pun (Since Orin is a cat, which can be a pet). Anyway, feel free to modify my few translations and complete the rest.
What?Well, my partner is...Oh, you!...ummm,Hey.Why?...but my jealousy sensor isn't going off at all.I don't intend to lose!My partner is Yuugi, after all !No way I can lose this tournament!Getting on the ring〜♪Pet TrainingHmm... I wonder...Episode 322: When hanging your head, don't bump into thingsFrom the Artist's Pixiv pageOrin, even if you're my fellow pet, a fight is a fight.Shouldn't you check to see if she can actually participate?Because, they're enjoying themselves that much...okay even if three people sit on her!The two over here ...Look this way! Align with the front! Reference to algorithm taisou