First of all, we all know that Japan is a nation that loves to learn and imitate. It can be seen from the envoys in the Tang Dynasty and learning from western society in modern times that they are willing to imitate what they think is excellent. After Meiji Restoration, Japan began to study western culture in an all-round way. Especially during World War II, Japan paid special attention to Germany's development model and sent delegations to Germany to study many times. There are many German officers with "sanitary beards".
Second, for health reasons. "Sanitary Hu", as its name implies, is for personal hygiene. This one is easy to take care of, and unlike a long beard, it is easy to knot, not to mention very unsanitary, and the soup is soaked. Moreover, as a soldier, cleanliness is very important. However, it is impossible to stay, because the beard is a symbol of masculinity. It makes no sense for an officer not to grow a beard.
Third, it embodies their bushido spirit. This kind of beard has a special name in China, called "Ren Danhu". It is also a symbol of the status of Japanese soldiers. There is another anecdote. It is said that in heian period, there was a very powerful minister named Fujiwara Chongan. A group of "waiters" under his command all have moustaches, while his opponent is called Golden Hair, and a group of people under his command have square beards. The infighting between the two ended in Fujiwara's victory, and none of the killers of Jin Mao were spared. But Fujiwara respected his opponent very much and erected a monument for him after his death. Since then, Fang Hu has also become the representative of the brave ()