It could be that there was a conflict of personalities within the party. Or perhaps they made a serious mistake that couldn't be overlooked.
Maybe they broke some important rules of the party or didn't have the skills needed anymore.
We don't really know for sure who the main character is just from the title. However, it's reasonable to think that it's the character who experiences the expulsion from the hero party. This character could be a human, an elf, or any other fictional race. Their backstory, like where they came from, what their original intentions were in the hero party, and what their unique abilities are, will likely be explored as the story progresses.
Maybe the alchemist broke some important rules of the party or had a conflict with the leader.
The alchemist might have been kicked out because of a betrayal, or maybe his methods and ideas were too radical for the rest of the party to accept.
Well, from the title 'I was kicked out of the heros party novel', it could be a story full of drama and conflict. Maybe the protagonist was wrongly accused and expelled from the hero party. Then, the protagonist has to face the world alone at first, but later on, he or she might build their own strength and come back to prove themselves.
One such manga could be 'The Rejected Hero'. It tells the story of a character who is unjustly ousted from the hero party and their subsequent adventures.
Maybe the clock user violated some rules or plot requirements set in the manga.
It's an interesting tale. The main character gets kicked out and then goes on an adventure to prove themselves.
It could be a manga that focuses on the hero's journey of redemption or self-discovery after being unjustly expelled.
It's quite interesting. The story has unique elements and engaging characters.
Maybe he broke some important rules or did something really bad that couldn't be forgiven.