Buy Breast Pump If I Buy A Breast Pump In The US, Will I Be Able To Use It In Japan? Will The Voltage Difference Damage It?

If I buy a breast pump in the US, will I be able to use it in Japan? Will the voltage difference damage it? - buy breast pump

My plan is to get a bomb in the range of $ 200 and will not be the first time that I plug it in to destroy Japan. I'll go back and forth, do not want from Japan to the United States at least 3 times a year and buy two pumps. Also I do not know where I can meet my needs in Japan had.