Not all Naruto novels are canon. Usually, those directly approved and integrated into the main storyline by the creators are considered canon. But there are many novels that exist as side stories or spin-offs and aren't part of the core canon.
The status of Naruto novels being canon varies. Some are closely tied to the main narrative and accepted as such, but many are more supplementary or alternative takes that don't have the same level of canonicity as the main manga and anime.
It depends. Some Naruto novels are officially recognized as canon and contribute to the overall Naruto story, while others are not.
In general, the status of Naruto novels as canon can be a bit ambiguous. Some are closely tied to the main plot and characters, while others might be more like side stories or expansions that don't have a major impact on the core storyline.
No, they aren't. The Naruto Hidan novels are usually not considered part of the official canon storyline.
Yes, they are. The light novels expand on the Naruto universe and are recognized as part of the official canon.
No, they aren't. The Naruto Hiden novels are not considered part of the official canon of the Naruto series.
It depends. Some FF7 novels are officially recognized as canon, while others might be more supplementary or spin-off material.
It depends. Some web novels are regarded as canon if they are officially recognized and tie in closely with the established fictional universe. But many are not.
Not necessarily. It depends on the specific series and the decisions of the creators or the official stance.
Yes, they are. The Borderlands novels are officially recognized as part of the canon of the Borderlands universe.
It depends. Some Warhammer novels are officially recognized as canon within the Warhammer universe, while others might not be.
Yes, they are. The Halo novels are often regarded as part of the official Halo universe and contribute to the overall lore.