YOU SAID:
I have an itch in my armpit
INTO JAPANESE
脇の下にかゆみがあります
BACK INTO ENGLISH
I have an itch under my armpit
INTO JAPANESE
脇の下にかゆみがある
BACK INTO ENGLISH
itchy underarms
INTO JAPANESE
かゆい脇の下
BACK INTO ENGLISH
itchy armpits
INTO JAPANESE
かゆい脇の下
BACK INTO ENGLISH
itchy armpits
Well done, yes, well done!