YOU SAID:

walking on my own two feet

INTO JAPANESE

私は自分の 2 本足で歩く

BACK INTO ENGLISH

I own two feet walk in

INTO JAPANESE

私は2足歩いている

BACK INTO ENGLISH

I am walking two pairs

INTO JAPANESE

私は2組歩いています

BACK INTO ENGLISH

I am walking 2 pairs

INTO JAPANESE

私は2組歩いています

BACK INTO ENGLISH

I am walking 2 pairs