ichi-gatsu vs hitotsuki


Can some help me by explaining what the difference between these two is?




[一月]{いちがつ} is "January".  
[一月]{ひとつき} (or [一か月]{いっかげつ}) is "one month".

* * *

Compare:

[一月]{いちがつ}、[二月]{にがつ}、[三月]{さんがつ}... = January, February, March...  
[一月]{ひとつき}、[二月]{ふたつき}、[三月]{みつき}... (or
[一か月]{いっかげつ}、[二か月]{にかげつ}、[三か月]{さんかげつ}...) = one month, two months, three
months...




[一月]{いちがつ} is "January".  
[一月]{ひとつき} (or [一か月]{いっかげつ}) is "one month".

* * *

Compare:

[一月]{いちがつ}、[二月]{にがつ}、[三月]{さんがつ}... = January, February, March...  
[一月]{ひとつき}、[二月]{ふたつき}、[三月]{みつき}... (or
[一か月]{いっかげつ}、[二か月]{にかげつ}、[三か月]{さんかげつ}...) = one month, two months, three
months...

