YOU SAID:
I walked into the house.
INTO JAPANESE
家の中に歩いた
BACK INTO ENGLISH
Walked in the House.
INTO JAPANESE
家の中を歩いた。
BACK INTO ENGLISH
I walked in the House.
INTO JAPANESE
家に歩いた
BACK INTO ENGLISH
Walked in the House.
INTO JAPANESE
家の中を歩いた。
BACK INTO ENGLISH
I walked in the House.
INTO JAPANESE
家に歩いた
it is unlikely that this phrase will ever reach equilibrium