YOU SAID:

shoving a twig up his nose

INTO JAPANESE

彼の鼻の上に小枝を押して

BACK INTO ENGLISH

Push a twig on his nose

INTO JAPANESE

彼の鼻の小枝を押す

BACK INTO ENGLISH

Pushing twigs of his nose

INTO JAPANESE

彼の鼻の小枝を押す

BACK INTO ENGLISH

Pushing twigs of his nose