May I ask how many years has it been since the manga of pure love and marriage was published?

Love Is Back was published in 2013.

More than ten years had passed since the celebration of Yu Nian. The novel Celebrating Years was published in 2008, and the TV series Celebrating Years was aired in November 2019. Therefore, more than ten years had passed since the novel was published to the premiere of the TV series.

Ultraman was the protagonist of the Japanese special television series Ultraman, which was first broadcast in 1966. However, due to the great success of the Ultraman series in Japan and around the world, the series had been continuously adapted and launched as an important part of the special culture. Therefore, Ultraman's publication time was not a fixed number. It would change with different works. For example, Ultraman's latest work, Ultraman: Super Galaxy Legend, was first broadcasted in Japan in 2013, while Ultraman, the first work of the Ultraman series, was first broadcasted in 1966.

Cloud Herder on the Sea was a very popular fantasy novel. There was no official publication plan yet, but many chapters had been published on the Internet. According to some readers 'feedback and the content of the novel, the story of Cloud Herder on the Sea was expected to be published in a physical book in the next few years.

I don't know for sure. It would require extensive research and data collection from multiple sources to determine the exact number of novels published since 1998.

It had been 1460 years since Northern Qi.

Northern Qi, 1460 years ago.

The Romance of the Gods had a history of more than 1400 years.

I don't know how many times the Changgehang manga has been published because I'm just a person who likes to read novels and don't have the ability to obtain real-time information. However, if you can provide more information such as the date of publication or the author of the comic, I can try to answer your question.

I don't know who "Ru Shi Fei Ying" refers to. If I can provide more information, I will try my best to answer your questions.