Wikipedia on the Japanese national anthem is described this way: "Jun no Dai" Japan's national anthem, the original song by the Miyauchi Ministry of Style Department of the Chakra musician Ogoyoshi composed by the then captain of the Satsuma Clan Infantry Oyama Iwami for the national anthem to choose the appropriate words, and later by the elegant musician Hayashi Hiromori orchestration. 1999 August, the House of Representatives and the Senate of the Diet of Japan passed the "National Flag and National Anthem Act", the "Nichijo Flag" and "Jun no Dai" as the national flag and national anthem of Japan, respectively. Japan's national flag and national anthem, respectively.

The original lyrics of the national anthem are: "The Emperor is in full bloom, a thousand generations; gravel is made of rock, moss grows all over the place". The vernacular translation of the lyrics is to the effect that the imperial reign will be passed on for a thousand generations, all the way up to 8,000 generations, until the small stones become giant rocks, until the giant rocks grow moss. The message is clearly to praise the Japanese emperor for a thousand generations.

In most people's perceptions, moss is often linked to dark, damp, and even dirty environments, and while this notion is not objective, few people in most countries have a favorable view of moss. Only one place is an exception, that is Japan, for moss, the Japanese have a kind of bone love, and in the long history of evolution, gradually formed a very unique ? Moss culture? In the Japanese garden, moss must be essential, otherwise it is like a lack of soul in general, and there will even be a large area planted moss garden, known as? There are even gardens with large areas covered with moss, called "moss gardens". Monks and hermits, in particular, preferred to decorate their homes with moss. And with the rise of the tourist boom, some temples are also known for their unique moss landscapes, such as Saiyo-ji Temple in Kyoto.

The culture of moss has a long history, and ancient Japanese writers, who favored moss, left behind a number of songs celebrating the beauty of moss. And the Japanese national anthem "Jun's Generation" in this line? "The gravel has become a rock, and moss grows all over it". is from the Ancient and Modern Songs. Although gravel is tiny, moss is small, but gravel into a rock, moss will be small into great, so this line is said to be in praise of the ruler.