Some magazines that start with the letter J are:
NOTE: There is a 'journal' published for just about any interest a person might have, I've listed a sampling of those only.
Besides the letter J itself, another letter that starts with J is junk mail.
Japan is an island that starts with J.
One Celebrity that's name starts with the letter "J" is Justin Timberlake.
Jitterbug is a dance native to the United States. It starts with the letter j.
Juice is a beverage that starts with the letter J.
There are no chemical elements that begin with the letter J.
who
No country in Africa begins with the letter J.
Joliet is a city in Illinois. It begins with the letter J.
Your jaw starts with the letter J.
A four letter word that starts with J and ends with M: jism.
Jack Russell Terriers are pets that start with the letter J.