In some ways they were by these reasons:
-Naruto has a wind element, Azuma has a wind element too.
-Azuma's father was the third hokage, and the Hokages are of the same clan the "Senju Clan", Naruto's father was a Hokage too..
-so this proves that Naruto and Azuma are somehow related, but in a far far relation.
Manga hasn't shown their relation. So they are not related.
Yes.
Kurenai and Asuma.
Asuma and Kurenai were not related. They were lovers. Asuma was the father of Kurenai's baby.
Asuma sarutobi
Kurenai and Asuma.
Asuma and Kurenai
it closer
No, but Kurenai does with Asuma.
Spoiler: Kunerai and Asuma are lovers.
His uncle is Asuma Sarutobi.
Hidan from the Akatsuki, killed him.
Asuma doesn't have any children, but Konohamaru is his nephew.kurnei is pregnant with his child in naruto shippuden i think
Asuma in the manga it is Hinata