Haku had (probably) an allergic reaction. The vet thinks it's likely eosinophilic granuloma complex, based on a biopsy that showed a lot of eosinophils in his skin. EGC is basically an immune system overreaction to an allergen. He's totally okay other than being itchy and a little bald!
★Our new merch!!! https://crowdmade.com/collections/junskitchen
The official Crowdmade website is the ONLY place we're selling merch!
★ Patreon! http://patreon.com/junskitchen
►FOLLOW US ε=┌( ・д・)┘
Our Japan channel ⇀ https://www.youtube.com/RachelandJun
Jun's Kitchen ⇀ https://www.youtube.com/JunsKitchen
Twitch ⇀ https://www.twitch.tv/rachelandjun
Twitter | Instagram *@RachelandJun*
►EQUIPMENT (Amazon affiliates links) _〆(・∀ ・ )
Camera ⇀ GH5 (http://amzn.to/2GJWsN2)