YOU SAID:

as with that alone would cause him to lose many hours of sleep at night.

INTO JAPANESE

それだけで、彼は夜に多くの時間の睡眠を失います。

BACK INTO ENGLISH

That alone, he loses many hours of sleep at night.

INTO JAPANESE

それだけで、彼は夜に何時間も睡眠を失います。

BACK INTO ENGLISH

That alone, he loses sleep for hours at night.

INTO JAPANESE

それだけで、彼は夜に何時間も眠りにつきません。

BACK INTO ENGLISH

That alone, he doesn't fall asleep for hours at night.

INTO JAPANESE

それだけで、彼は夜に何時間も眠りません。

BACK INTO ENGLISH

That alone, he does not sleep for hours at night.

INTO JAPANESE

それだけで、彼は夜何時間も眠りません。

BACK INTO ENGLISH

That alone, he does not sleep for hours at night.