Who is the one holding the gun in the celebration of the year?

In " Celebrating Years," the person holding the bow and arrow was Yan Xiaoyi. Yan Xiaoyi was a ninth-level ace in the Qing Palace. His archery skills were unparalleled. He was ordered to protect the Eldest Princess, Li Yunrui. On Fan Xian's diplomatic trip to Northern Qi, Yan Xiaoyi had been ordered to intercept and kill Fan Xian. Fan Xian had relied on Uncle Wu Zhu's shadow and his nimble skills to successfully dodge Yan Xiaoyi's first attack. However, his archery skills also made Fan Xian very wary.

In the middle of Qing Yu's year, the one who shot the Qing Emperor was Fan Ruoruo. In the movie, Fan Ruoruo used the Barrett M82A1 sniper rifle that the Qing Emperor was most afraid of. She first shot through a shield-bearer holding a steel shield in front of the Qing Emperor, then hit the steel plate heart mirror hidden in the Qing Emperor's clothes, seriously injuring the Qing Emperor. Fan Ruoruo's sniper rifle had injured the Qing Emperor and played a crucial role.

Qing Yuannian's gun was the Barrett M82A1 sniper rifle. This sniper rifle played an important role in the movie. It had been used by many characters, including Ye Qingmei, Fan Ruoruo, and Fan Xian. Fan Ruoruo had used this sniper rifle to injure the Qing Emperor, while Fan Xian had used it to kill Yan Xiaoyi and the Qing Emperor. In total, this Barrett sniper rifle was used many times in the show.

In the 16th episode, the person holding the command board was Lin Gong.

My answer may not be accurate enough. According to my knowledge of web novels, there doesn't seem to be any anime that fits the description. Perhaps I misunderstood your question. If you can provide more details, I can better answer your questions.

Qing Yu Nianzhong's gun model was the Barrett M82A1 sniper rifle.

Qing Yu Nianzhong's gun model was the Barrett M82A1 sniper rifle. This sniper rifle played an important role in the movie and was used by many characters. Ye Qingmei used this spear to successfully assassinate the Qing Emperor's two brothers and helped him ascend to the throne. Fan Ruoruo also used this sniper rifle to help Fan Xian kill the Qing Emperor.

Qing Yuannian's gun model was the Barrett M82A1 sniper rifle.

Qing Yuannian's gun model was the Barrett M82A1 sniper rifle.

Qing Yu Nianzhong's gun model was the Barrett M82A1 sniper rifle.