YOU SAID:
my dog ate a pen and now his insides are ink black, he keeps vomiting, his fur is orange and he has constipation
INTO JAPANESE
私の犬はペンを食べました、そして今彼の内部は真っ黒で、彼は嘔吐し続けます、彼の毛皮はオレンジ色で、そして彼は便秘を持っています
BACK INTO ENGLISH
My dog ate a pen, and now his interior is pitch black, he keeps vomiting, his fur is orange, and he has constipation
INTO JAPANESE
私の犬はペンを食べました、そして今彼の内部は真っ暗で、彼は嘔吐し続けます、彼の毛皮はオレンジ色で、そして彼は便秘を持っています
BACK INTO ENGLISH
My dog ate a pen, and now his interior is pitch black, he keeps vomiting, his fur is orange, and he has constipation
That didn't even make that much sense in English.