Definitely not. Genya remains outside the ranks of Hashira throughout the manga. This is because of a combination of factors such as his skills, experiences, and the overall direction of the story.
Well, the circumstances of Genya's death in the manga are quite complex. It involves a series of events and confrontations with powerful enemies. But I can't recall all the details at the moment.
In " Celebrating Years," other than the Barrett sniper rifle in Fan Xian's hand, there was another gun hidden under Chen Pingping's wheelchair. Chen Pingping's shotgun was given to her by Ye Qingmei for self-defense. This gun had been specially made into a flintlock and was hidden in Chen Pingping's wheelchair. Therefore, in " Celebrating Years," besides Fan Xian, Chen Pingping also had a spear.
In < Celebrating Years >, there was indeed the appearance of a spear. The box left behind by Ye Qingmei contained a Barrett sniper rifle. It was one of the best sniper rifles in the world. Fan Xian and Chen Pingping each had a gun. Fan Xian had a Barrett sniper rifle, while Chen Pingping hid a flintlock in his wheelchair. These guns played an important role in the play.
In << Celebrating Years >>, there was indeed a spear. Ye Qingmei brought out a sniper rifle from the Temple. This sniper rifle was later left to Fan Xian. In addition, Chen Pingping also had a gun. Her gun was hidden in the armrest of her wheelchair. These guns played an important role in the drama.
In < Celebrating Years >>, two spears appeared. The Barrett sniper rifle in Fan Xian's hand and the shotgun Chen Pingping had hidden under his wheelchair. Chen Pingping's shotgun had been given to her by Ye Qingmei for self-defense. This gun had been specially made into a flintlock and was hidden in Chen Pingping's wheelchair. Therefore, in " Celebrating Years," besides Fan Xian, Chen Pingping also had a spear.
In < Celebrating Years >>, two spears appeared. The Barrett sniper rifle in Fan Xian's hand and the shotgun Chen Pingping had hidden under his wheelchair. Chen Pingping's shotgun was given to her by Ye Qingmei for self-defense. This gun had been specially made into a flintlock and was hidden in Chen Pingping's wheelchair. Therefore, in " Celebrating Years," besides Fan Xian, Chen Pingping also had a spear.