How about Dan Yuan Bo Jane's book?

Not bad. Danbo Yuan Jian is an ancient calligraphy work of national treasure in Japan, and it is one of the earliest calligraphy works in Japan. Known as the "sacred book of Japanese calligraphy". Yuan Jian's calligraphy in Danbo has a unique style, which is famous for its concise, fluent and natural brushwork, and is known as the realm of "harmony between man and nature". Yuan Jian in Danbo is mainly composed of Buddhist scriptures and classics, with exquisite calligraphy and neat fonts, which has high artistic and historical value. Yuan Jian in Danbo is an important cultural heritage in the history of Japanese calligraphy and an important part of Japanese culture. The calligraphy style of Danbo Yuan Jian has influenced the development of Japanese calligraphy and China calligraphy to some extent. The preservation and inheritance of Danbo Yuan Jian is one of the important tasks of Japanese cultural protection and one of the important contents of Sino-Japanese cultural exchange.